Finding the Fourth Proportional to 42,071.55, 63,088.86 and 15,757.83

Step by Step Solution

1. Step 1: Write the proportion equation
   42,071.55 : 63,088.86 = 15,757.83 : x
2. Step 2: Convert to fraction form
   42,071.55/63,088.86 = 15,757.83/x
3. Step 3: Cross multiply
   42,071.55x = 63,088.86 × 15,757.83
4. Step 4: Simplify right side
   42,071.55x = 994,143,530.77
5. Step 5: Solve for x
   x = 994,143,530.77/42,071.55
6. Step 6: Final answer
   x = 23,629.83