Finding the Fourth Proportional to 56,275.56, 77,655.06 and 31,124.52

Step by Step Solution

1. Step 1: Write the proportion equation
   56,275.56 : 77,655.06 = 31,124.52 : x
2. Step 2: Convert to fraction form
   56,275.56/77,655.06 = 31,124.52/x
3. Step 3: Cross multiply
   56,275.56x = 77,655.06 × 31,124.52
4. Step 4: Simplify right side
   56,275.56x = 2,416,976,468.07
5. Step 5: Solve for x
   x = 2,416,976,468.07/56,275.56
6. Step 6: Final answer
   x = 42,948.95