Finding the Third Proportional to 61,629 and 88,066.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,629 : 88,066.50 = 88,066.50 : x
2. Step 2: Convert to fraction form
   61,629/88,066.50 = 88,066.50/x
3. Step 3: Cross multiply
   61,629x = 88,066.50 × 88,066.50
4. Step 4: Simplify right side
   61,629x = 7,755,708,422.25
5. Step 5: Solve for x
   x = 7,755,708,422.25/61,629
6. Step 6: Final answer
   x = 125,845.11