Finding the Fourth Proportional to 76,079.76, 104,982 and 42,082.86

Step by Step Solution

1. Step 1: Write the proportion equation
   76,079.76 : 104,982 = 42,082.86 : x
2. Step 2: Convert to fraction form
   76,079.76/104,982 = 42,082.86/x
3. Step 3: Cross multiply
   76,079.76x = 104,982 × 42,082.86
4. Step 4: Simplify right side
   76,079.76x = 4,417,942,808.52
5. Step 5: Solve for x
   x = 4,417,942,808.52/76,079.76
6. Step 6: Final answer
   x = 58,069.88