Finding the Third Proportional to 42,591.45 and 63,060.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,591.45 : 63,060.40 = 63,060.40 : x
2. Step 2: Convert to fraction form
   42,591.45/63,060.40 = 63,060.40/x
3. Step 3: Cross multiply
   42,591.45x = 63,060.40 × 63,060.40
4. Step 4: Simplify right side
   42,591.45x = 3,976,613,851.10
5. Step 5: Solve for x
   x = 3,976,613,851.10/42,591.45
6. Step 6: Final answer
   x = 93,366.49