Finding the Fourth Proportional to 52,557.24, 78,697.86 and 41,978.52

Step by Step Solution

1. Step 1: Write the proportion equation
   52,557.24 : 78,697.86 = 41,978.52 : x
2. Step 2: Convert to fraction form
   52,557.24/78,697.86 = 41,978.52/x
3. Step 3: Cross multiply
   52,557.24x = 78,697.86 × 41,978.52
4. Step 4: Simplify right side
   52,557.24x = 3,303,619,689.97
5. Step 5: Solve for x
   x = 3,303,619,689.97/52,557.24
6. Step 6: Final answer
   x = 62,857.56