Finding the Fourth Proportional to 56,593.30, 78,100.17 and 31,101.37

Step by Step Solution

1. Step 1: Write the proportion equation
   56,593.30 : 78,100.17 = 31,101.37 : x
2. Step 2: Convert to fraction form
   56,593.30/78,100.17 = 31,101.37/x
3. Step 3: Cross multiply
   56,593.30x = 78,100.17 × 31,101.37
4. Step 4: Simplify right side
   56,593.30x = 2,429,022,284.23
5. Step 5: Solve for x
   x = 2,429,022,284.23/56,593.30
6. Step 6: Final answer
   x = 42,920.67