Finding the Fourth Proportional to 56,659.12, 78,191.04 and 31,510.24

Step by Step Solution

1. Step 1: Write the proportion equation
   56,659.12 : 78,191.04 = 31,510.24 : x
2. Step 2: Convert to fraction form
   56,659.12/78,191.04 = 31,510.24/x
3. Step 3: Cross multiply
   56,659.12x = 78,191.04 × 31,510.24
4. Step 4: Simplify right side
   56,659.12x = 2,463,818,436.25
5. Step 5: Solve for x
   x = 2,463,818,436.25/56,659.12
6. Step 6: Final answer
   x = 43,484.94