Finding the Fourth Proportional to 115,192.02, 158,900.43 and 67,436.15

Step by Step Solution

1. Step 1: Write the proportion equation
   115,192.02 : 158,900.43 = 67,436.15 : x
2. Step 2: Convert to fraction form
   115,192.02/158,900.43 = 67,436.15/x
3. Step 3: Cross multiply
   115,192.02x = 158,900.43 × 67,436.15
4. Step 4: Simplify right side
   115,192.02x = 10,715,632,690.93
5. Step 5: Solve for x
   x = 10,715,632,690.93/115,192.02
6. Step 6: Final answer
   x = 93,024.09