Finding the Fourth Proportional to 118,143.30, 163,038.03 and 67,156.37

Step by Step Solution

1. Step 1: Write the proportion equation
   118,143.30 : 163,038.03 = 67,156.37 : x
2. Step 2: Convert to fraction form
   118,143.30/163,038.03 = 67,156.37/x
3. Step 3: Cross multiply
   118,143.30x = 163,038.03 × 67,156.37
4. Step 4: Simplify right side
   118,143.30x = 10,949,041,115.78
5. Step 5: Solve for x
   x = 10,949,041,115.78/118,143.30
6. Step 6: Final answer
   x = 92,675.94