Finding the Fourth Proportional to 57,093.31, 85,737.98 and 35,036.20

Step by Step Solution

1. Step 1: Write the proportion equation
   57,093.31 : 85,737.98 = 35,036.20 : x
2. Step 2: Convert to fraction form
   57,093.31/85,737.98 = 35,036.20/x
3. Step 3: Cross multiply
   57,093.31x = 85,737.98 × 35,036.20
4. Step 4: Simplify right side
   57,093.31x = 3,003,933,014.88
5. Step 5: Solve for x
   x = 3,003,933,014.88/57,093.31
6. Step 6: Final answer
   x = 52,614.45