Finding the Fourth Proportional to 112,399.52, 155,127.58 and 67,079.42

Step by Step Solution

1. Step 1: Write the proportion equation
   112,399.52 : 155,127.58 = 67,079.42 : x
2. Step 2: Convert to fraction form
   112,399.52/155,127.58 = 67,079.42/x
3. Step 3: Cross multiply
   112,399.52x = 155,127.58 × 67,079.42
4. Step 4: Simplify right side
   112,399.52x = 10,405,868,092.40
5. Step 5: Solve for x
   x = 10,405,868,092.40/112,399.52
6. Step 6: Final answer
   x = 92,579.29