Finding the Fourth Proportional to 56,942.83, 78,585.86 and 31,451.52

Step by Step Solution

1. Step 1: Write the proportion equation
   56,942.83 : 78,585.86 = 31,451.52 : x
2. Step 2: Convert to fraction form
   56,942.83/78,585.86 = 31,451.52/x
3. Step 3: Cross multiply
   56,942.83x = 78,585.86 × 31,451.52
4. Step 4: Simplify right side
   56,942.83x = 2,471,645,120.83
5. Step 5: Solve for x
   x = 2,471,645,120.83/56,942.83
6. Step 6: Final answer
   x = 43,405.73