Finding the Fourth Proportional to 76,111.38, 105,029.98 and 42,119.26

Step by Step Solution

1. Step 1: Write the proportion equation
   76,111.38 : 105,029.98 = 42,119.26 : x
2. Step 2: Convert to fraction form
   76,111.38/105,029.98 = 42,119.26/x
3. Step 3: Cross multiply
   76,111.38x = 105,029.98 × 42,119.26
4. Step 4: Simplify right side
   76,111.38x = 4,423,785,035.41
5. Step 5: Solve for x
   x = 4,423,785,035.41/76,111.38
6. Step 6: Final answer
   x = 58,122.52