Finding the Fourth Proportional to 134,672.30, 185,846.72 and 74,245.48

Step by Step Solution

1. Step 1: Write the proportion equation
   134,672.30 : 185,846.72 = 74,245.48 : x
2. Step 2: Convert to fraction form
   134,672.30/185,846.72 = 74,245.48/x
3. Step 3: Cross multiply
   134,672.30x = 185,846.72 × 74,245.48
4. Step 4: Simplify right side
   134,672.30x = 13,798,278,932.83
5. Step 5: Solve for x
   x = 13,798,278,932.83/134,672.30
6. Step 6: Final answer
   x = 102,458.18