Finding the Fourth Proportional to 67,494.61, 93,143.54 and 39,200.30

Step by Step Solution

1. Step 1: Write the proportion equation
   67,494.61 : 93,143.54 = 39,200.30 : x
2. Step 2: Convert to fraction form
   67,494.61/93,143.54 = 39,200.30/x
3. Step 3: Cross multiply
   67,494.61x = 93,143.54 × 39,200.30
4. Step 4: Simplify right side
   67,494.61x = 3,651,254,343.35
5. Step 5: Solve for x
   x = 3,651,254,343.35/67,494.61
6. Step 6: Final answer
   x = 54,096.98