Finding the Fourth Proportional to 56,902.88, 78,533.88 and 31,754

Step by Step Solution

1. Step 1: Write the proportion equation
   56,902.88 : 78,533.88 = 31,754 : x
2. Step 2: Convert to fraction form
   56,902.88/78,533.88 = 31,754/x
3. Step 3: Cross multiply
   56,902.88x = 78,533.88 × 31,754
4. Step 4: Simplify right side
   56,902.88x = 2,493,764,825.52
5. Step 5: Solve for x
   x = 2,493,764,825.52/56,902.88
6. Step 6: Final answer
   x = 43,824.93