Finding the Fourth Proportional to 67,446.09, 93,061.17 and 39,136.59

Step by Step Solution

1. Step 1: Write the proportion equation
   67,446.09 : 93,061.17 = 39,136.59 : x
2. Step 2: Convert to fraction form
   67,446.09/93,061.17 = 39,136.59/x
3. Step 3: Cross multiply
   67,446.09x = 93,061.17 × 39,136.59
4. Step 4: Simplify right side
   67,446.09x = 3,642,096,659.53
5. Step 5: Solve for x
   x = 3,642,096,659.53/67,446.09
6. Step 6: Final answer
   x = 54,000.12