Finding the Third Proportional to 64,191.94 and 93,910.78

Step by Step Solution

1. Step 1: Write the proportion equation
   64,191.94 : 93,910.78 = 93,910.78 : x
2. Step 2: Convert to fraction form
   64,191.94/93,910.78 = 93,910.78/x
3. Step 3: Cross multiply
   64,191.94x = 93,910.78 × 93,910.78
4. Step 4: Simplify right side
   64,191.94x = 8,819,234,834.99
5. Step 5: Solve for x
   x = 8,819,234,834.99/64,191.94
6. Step 6: Final answer
   x = 137,388.51