Finding the Fourth Proportional to 260,467.50, 359,447.32 and 141,235.50

Step by Step Solution

1. Step 1: Write the proportion equation
   260,467.50 : 359,447.32 = 141,235.50 : x
2. Step 2: Convert to fraction form
   260,467.50/359,447.32 = 141,235.50/x
3. Step 3: Cross multiply
   260,467.50x = 359,447.32 × 141,235.50
4. Step 4: Simplify right side
   260,467.50x = 50,766,721,963.86
5. Step 5: Solve for x
   x = 50,766,721,963.86/260,467.50
6. Step 6: Final answer
   x = 194,906.17