Finding the Fourth Proportional to 67,429.02, 101,156.52 and 25,872.78

Step by Step Solution

1. Step 1: Write the proportion equation
   67,429.02 : 101,156.52 = 25,872.78 : x
2. Step 2: Convert to fraction form
   67,429.02/101,156.52 = 25,872.78/x
3. Step 3: Cross multiply
   67,429.02x = 101,156.52 × 25,872.78
4. Step 4: Simplify right side
   67,429.02x = 2,617,200,387.53
5. Step 5: Solve for x
   x = 2,617,200,387.53/67,429.02
6. Step 6: Final answer
   x = 38,814.15