Finding the Fourth Proportional to 56,833.99, 78,429.10 and 31,341.43

Step by Step Solution

1. Step 1: Write the proportion equation
   56,833.99 : 78,429.10 = 31,341.43 : x
2. Step 2: Convert to fraction form
   56,833.99/78,429.10 = 31,341.43/x
3. Step 3: Cross multiply
   56,833.99x = 78,429.10 × 31,341.43
4. Step 4: Simplify right side
   56,833.99x = 2,458,080,132.16
5. Step 5: Solve for x
   x = 2,458,080,132.16/56,833.99
6. Step 6: Final answer
   x = 43,250.18