Finding the Fourth Proportional to 78,334.28, 108,101.18 and 42,524.30

Step by Step Solution

1. Step 1: Write the proportion equation
   78,334.28 : 108,101.18 = 42,524.30 : x
2. Step 2: Convert to fraction form
   78,334.28/108,101.18 = 42,524.30/x
3. Step 3: Cross multiply
   78,334.28x = 108,101.18 × 42,524.30
4. Step 4: Simplify right side
   78,334.28x = 4,596,926,255.55
5. Step 5: Solve for x
   x = 4,596,926,255.55/78,334.28
6. Step 6: Final answer
   x = 58,683.46