Finding the Fourth Proportional to 76,108.37, 105,025.84 and 42,116.25

Step by Step Solution

1. Step 1: Write the proportion equation
   76,108.37 : 105,025.84 = 42,116.25 : x
2. Step 2: Convert to fraction form
   76,108.37/105,025.84 = 42,116.25/x
3. Step 3: Cross multiply
   76,108.37x = 105,025.84 × 42,116.25
4. Step 4: Simplify right side
   76,108.37x = 4,423,294,533.90
5. Step 5: Solve for x
   x = 4,423,294,533.90/76,108.37
6. Step 6: Final answer
   x = 58,118.37