Finding the Third Proportional to 61,175.25 and 89,097.47

Step by Step Solution

1. Step 1: Write the proportion equation
   61,175.25 : 89,097.47 = 89,097.47 : x
2. Step 2: Convert to fraction form
   61,175.25/89,097.47 = 89,097.47/x
3. Step 3: Cross multiply
   61,175.25x = 89,097.47 × 89,097.47
4. Step 4: Simplify right side
   61,175.25x = 7,938,358,937.66
5. Step 5: Solve for x
   x = 7,938,358,937.66/61,175.25
6. Step 6: Final answer
   x = 129,764.23