Finding the Third Proportional to 64,920.38 and 97,807.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,920.38 : 97,807.50 = 97,807.50 : x
2. Step 2: Convert to fraction form
   64,920.38/97,807.50 = 97,807.50/x
3. Step 3: Cross multiply
   64,920.38x = 97,807.50 × 97,807.50
4. Step 4: Simplify right side
   64,920.38x = 9,566,307,056.25
5. Step 5: Solve for x
   x = 9,566,307,056.25/64,920.38
6. Step 6: Final answer
   x = 147,354.46