Finding the Fourth Proportional to 56,142.16, 84,168.52 and 32,422.78

Step by Step Solution

1. Step 1: Write the proportion equation
   56,142.16 : 84,168.52 = 32,422.78 : x
2. Step 2: Convert to fraction form
   56,142.16/84,168.52 = 32,422.78/x
3. Step 3: Cross multiply
   56,142.16x = 84,168.52 × 32,422.78
4. Step 4: Simplify right side
   56,142.16x = 2,728,977,406.89
5. Step 5: Solve for x
   x = 2,728,977,406.89/56,142.16
6. Step 6: Final answer
   x = 48,608.34