Finding the Fourth Proportional to 56,922.28, 78,548.69 and 31,424.52

Step by Step Solution

1. Step 1: Write the proportion equation
   56,922.28 : 78,548.69 = 31,424.52 : x
2. Step 2: Convert to fraction form
   56,922.28/78,548.69 = 31,424.52/x
3. Step 3: Cross multiply
   56,922.28x = 78,548.69 × 31,424.52
4. Step 4: Simplify right side
   56,922.28x = 2,468,355,076.23
5. Step 5: Solve for x
   x = 2,468,355,076.23/56,922.28
6. Step 6: Final answer
   x = 43,363.60