Finding the Fourth Proportional to 117,500.28, 162,150.36 and 67,199.28

Step by Step Solution

1. Step 1: Write the proportion equation
   117,500.28 : 162,150.36 = 67,199.28 : x
2. Step 2: Convert to fraction form
   117,500.28/162,150.36 = 67,199.28/x
3. Step 3: Cross multiply
   117,500.28x = 162,150.36 × 67,199.28
4. Step 4: Simplify right side
   117,500.28x = 10,896,387,443.74
5. Step 5: Solve for x
   x = 10,896,387,443.74/117,500.28
6. Step 6: Final answer
   x = 92,734.99