Finding the Third Proportional to 61,617 and 88,048.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,617 : 88,048.50 = 88,048.50 : x
2. Step 2: Convert to fraction form
   61,617/88,048.50 = 88,048.50/x
3. Step 3: Cross multiply
   61,617x = 88,048.50 × 88,048.50
4. Step 4: Simplify right side
   61,617x = 7,752,538,352.25
5. Step 5: Solve for x
   x = 7,752,538,352.25/61,617
6. Step 6: Final answer
   x = 125,818.17