Finding the Fourth Proportional to 117,680.42, 176,519.82 and 47,558.72

Step by Step Solution

1. Step 1: Write the proportion equation
   117,680.42 : 176,519.82 = 47,558.72 : x
2. Step 2: Convert to fraction form
   117,680.42/176,519.82 = 47,558.72/x
3. Step 3: Cross multiply
   117,680.42x = 176,519.82 × 47,558.72
4. Step 4: Simplify right side
   117,680.42x = 8,395,056,693.83
5. Step 5: Solve for x
   x = 8,395,056,693.83/117,680.42
6. Step 6: Final answer
   x = 71,337.75