Finding the Fourth Proportional to 76,124.00, 105,050.33 and 42,132.55

Step by Step Solution

1. Step 1: Write the proportion equation
   76,124.00 : 105,050.33 = 42,132.55 : x
2. Step 2: Convert to fraction form
   76,124.00/105,050.33 = 42,132.55/x
3. Step 3: Cross multiply
   76,124.00x = 105,050.33 × 42,132.55
4. Step 4: Simplify right side
   76,124.00x = 4,426,038,123.95
5. Step 5: Solve for x
   x = 4,426,038,123.95/76,124.00
6. Step 6: Final answer
   x = 58,142.48