Finding the Fourth Proportional to 329,104.55, 493,656.89 and 118,742.42

Step by Step Solution

1. Step 1: Write the proportion equation
   329,104.55 : 493,656.89 = 118,742.42 : x
2. Step 2: Convert to fraction form
   329,104.55/493,656.89 = 118,742.42/x
3. Step 3: Cross multiply
   329,104.55x = 493,656.89 × 118,742.42
4. Step 4: Simplify right side
   329,104.55x = 58,618,010,706.28
5. Step 5: Solve for x
   x = 58,618,010,706.28/329,104.55
6. Step 6: Final answer
   x = 178,113.65