Finding the Fourth Proportional to 42,587.95, 63,882.18 and 10,995.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,587.95 : 63,882.18 = 10,995.86 : x
2. Step 2: Convert to fraction form
   42,587.95/63,882.18 = 10,995.86/x
3. Step 3: Cross multiply
   42,587.95x = 63,882.18 × 10,995.86
4. Step 4: Simplify right side
   42,587.95x = 702,439,507.77
5. Step 5: Solve for x
   x = 702,439,507.77/42,587.95
6. Step 6: Final answer
   x = 16,493.86