Finding the Fourth Proportional to 91,864,701,139.30, 137,797,051,708.92 and 91,864,701,139.30

Step by Step Solution

1. Step 1: Write the proportion equation
   91,864,701,139.30 : 137,797,051,708.92 = 91,864,701,139.30 : x
2. Step 2: Convert to fraction form
   91,864,701,139.30/137,797,051,708.92 = 91,864,701,139.30/x
3. Step 3: Cross multiply
   91,864,701,139.30x = 137,797,051,708.92 × 91,864,701,139.30
4. Step 4: Simplify right side
   91,864,701,139.30x = 12,658,684,973,116,605,595,648
5. Step 5: Solve for x
   x = 12,658,684,973,116,605,595,648/91,864,701,139.30
6. Step 6: Final answer
   x = 137,797,051,708.92