Finding the Third Proportional to 88,462,801.69 and 138,469,583.53

Step by Step Solution

1. Step 1: Write the proportion equation
   88,462,801.69 : 138,469,583.53 = 138,469,583.53 : x
2. Step 2: Convert to fraction form
   88,462,801.69/138,469,583.53 = 138,469,583.53/x
3. Step 3: Cross multiply
   88,462,801.69x = 138,469,583.53 × 138,469,583.53
4. Step 4: Simplify right side
   88,462,801.69x = 19,173,825,563,317,820
5. Step 5: Solve for x
   x = 19,173,825,563,317,820/88,462,801.69
6. Step 6: Final answer
   x = 216,744,498.22