Finding the Fourth Proportional to 118,079.72, 162,943.87 and 67,085.37

Step by Step Solution

1. Step 1: Write the proportion equation
   118,079.72 : 162,943.87 = 67,085.37 : x
2. Step 2: Convert to fraction form
   118,079.72/162,943.87 = 67,085.37/x
3. Step 3: Cross multiply
   118,079.72x = 162,943.87 × 67,085.37
4. Step 4: Simplify right side
   118,079.72x = 10,931,150,224.53
5. Step 5: Solve for x
   x = 10,931,150,224.53/118,079.72
6. Step 6: Final answer
   x = 92,574.32