Finding the Fourth Proportional to 76,255.59, 105,232.52 and 42,264.15

Step by Step Solution

1. Step 1: Write the proportion equation
   76,255.59 : 105,232.52 = 42,264.15 : x
2. Step 2: Convert to fraction form
   76,255.59/105,232.52 = 42,264.15/x
3. Step 3: Cross multiply
   76,255.59x = 105,232.52 × 42,264.15
4. Step 4: Simplify right side
   76,255.59x = 4,447,562,483.46
5. Step 5: Solve for x
   x = 4,447,562,483.46/76,255.59
6. Step 6: Final answer
   x = 58,324.41