Finding the Third Proportional to 91,939,836 and 137,112,468

Step by Step Solution

1. Step 1: Write the proportion equation
   91,939,836 : 137,112,468 = 137,112,468 : x
2. Step 2: Convert to fraction form
   91,939,836/137,112,468 = 137,112,468/x
3. Step 3: Cross multiply
   91,939,836x = 137,112,468 × 137,112,468
4. Step 4: Simplify right side
   91,939,836x = 18,799,828,881,051,024
5. Step 5: Solve for x
   x = 18,799,828,881,051,024/91,939,836
6. Step 6: Final answer
   x = 204,479,686.92