Finding the Fourth Proportional to 56,395.52, 77,825.72 and 31,245.04

Step by Step Solution

1. Step 1: Write the proportion equation
   56,395.52 : 77,825.72 = 31,245.04 : x
2. Step 2: Convert to fraction form
   56,395.52/77,825.72 = 31,245.04/x
3. Step 3: Cross multiply
   56,395.52x = 77,825.72 × 31,245.04
4. Step 4: Simplify right side
   56,395.52x = 2,431,667,734.43
5. Step 5: Solve for x
   x = 2,431,667,734.43/56,395.52
6. Step 6: Final answer
   x = 43,118.10