Finding the Third Proportional to 42,359.98 and 91,693.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,359.98 : 91,693.76 = 91,693.76 : x
2. Step 2: Convert to fraction form
   42,359.98/91,693.76 = 91,693.76/x
3. Step 3: Cross multiply
   42,359.98x = 91,693.76 × 91,693.76
4. Step 4: Simplify right side
   42,359.98x = 8,407,745,221.78
5. Step 5: Solve for x
   x = 8,407,745,221.78/42,359.98
6. Step 6: Final answer
   x = 198,483.24