Finding the Third Proportional to 64,491.38 and 97,710.75

Step by Step Solution

1. Step 1: Write the proportion equation
   64,491.38 : 97,710.75 = 97,710.75 : x
2. Step 2: Convert to fraction form
   64,491.38/97,710.75 = 97,710.75/x
3. Step 3: Cross multiply
   64,491.38x = 97,710.75 × 97,710.75
4. Step 4: Simplify right side
   64,491.38x = 9,547,390,665.56
5. Step 5: Solve for x
   x = 9,547,390,665.56/64,491.38
6. Step 6: Final answer
   x = 148,041.36