Finding the Fourth Proportional to 118,449.72, 177,648.42 and 34,191.57

Step by Step Solution

1. Step 1: Write the proportion equation
   118,449.72 : 177,648.42 = 34,191.57 : x
2. Step 2: Convert to fraction form
   118,449.72/177,648.42 = 34,191.57/x
3. Step 3: Cross multiply
   118,449.72x = 177,648.42 × 34,191.57
4. Step 4: Simplify right side
   118,449.72x = 6,074,078,989.89
5. Step 5: Solve for x
   x = 6,074,078,989.89/118,449.72
6. Step 6: Final answer
   x = 51,279.81