Finding the Fourth Proportional to 116,165.50, 160,283.67 and 68,401.42

Step by Step Solution

1. Step 1: Write the proportion equation
   116,165.50 : 160,283.67 = 68,401.42 : x
2. Step 2: Convert to fraction form
   116,165.50/160,283.67 = 68,401.42/x
3. Step 3: Cross multiply
   116,165.50x = 160,283.67 × 68,401.42
4. Step 4: Simplify right side
   116,165.50x = 10,963,630,630.81
5. Step 5: Solve for x
   x = 10,963,630,630.81/116,165.50
6. Step 6: Final answer
   x = 94,379.40