Finding the Fourth Proportional to 78,437.26, 108,244.10 and 42,627.27

Step by Step Solution

1. Step 1: Write the proportion equation
   78,437.26 : 108,244.10 = 42,627.27 : x
2. Step 2: Convert to fraction form
   78,437.26/108,244.10 = 42,627.27/x
3. Step 3: Cross multiply
   78,437.26x = 108,244.10 × 42,627.27
4. Step 4: Simplify right side
   78,437.26x = 4,614,150,476.61
5. Step 5: Solve for x
   x = 4,614,150,476.61/78,437.26
6. Step 6: Final answer
   x = 58,826.00