Finding the Fourth Proportional to 56,925.57, 78,557.33 and 31,775.07

Step by Step Solution

1. Step 1: Write the proportion equation
   56,925.57 : 78,557.33 = 31,775.07 : x
2. Step 2: Convert to fraction form
   56,925.57/78,557.33 = 31,775.07/x
3. Step 3: Cross multiply
   56,925.57x = 78,557.33 × 31,775.07
4. Step 4: Simplify right side
   56,925.57x = 2,496,164,500.89
5. Step 5: Solve for x
   x = 2,496,164,500.89/56,925.57
6. Step 6: Final answer
   x = 43,849.62