Finding the Fourth Proportional to 325,736.88, 488,666.76 and 123,393.57

Step by Step Solution

1. Step 1: Write the proportion equation
   325,736.88 : 488,666.76 = 123,393.57 : x
2. Step 2: Convert to fraction form
   325,736.88/488,666.76 = 123,393.57/x
3. Step 3: Cross multiply
   325,736.88x = 488,666.76 × 123,393.57
4. Step 4: Simplify right side
   325,736.88x = 60,298,336,056.73
5. Step 5: Solve for x
   x = 60,298,336,056.73/325,736.88
6. Step 6: Final answer
   x = 185,113.63