Finding the Fourth Proportional to 56,598.75, 78,108.84 and 31,448.25

Step by Step Solution

1. Step 1: Write the proportion equation
   56,598.75 : 78,108.84 = 31,448.25 : x
2. Step 2: Convert to fraction form
   56,598.75/78,108.84 = 31,448.25/x
3. Step 3: Cross multiply
   56,598.75x = 78,108.84 × 31,448.25
4. Step 4: Simplify right side
   56,598.75x = 2,456,386,327.53
5. Step 5: Solve for x
   x = 2,456,386,327.53/56,598.75
6. Step 6: Final answer
   x = 43,400.01