Finding the Third Proportional to 64,191.38 and 93,909.75

Step by Step Solution

1. Step 1: Write the proportion equation
   64,191.38 : 93,909.75 = 93,909.75 : x
2. Step 2: Convert to fraction form
   64,191.38/93,909.75 = 93,909.75/x
3. Step 3: Cross multiply
   64,191.38x = 93,909.75 × 93,909.75
4. Step 4: Simplify right side
   64,191.38x = 8,819,041,145.06
5. Step 5: Solve for x
   x = 8,819,041,145.06/64,191.38
6. Step 6: Final answer
   x = 137,386.70