Finding the Fourth Proportional to 260,730.25, 359,807.76 and 141,498.25

Step by Step Solution

1. Step 1: Write the proportion equation
   260,730.25 : 359,807.76 = 141,498.25 : x
2. Step 2: Convert to fraction form
   260,730.25/359,807.76 = 141,498.25/x
3. Step 3: Cross multiply
   260,730.25x = 359,807.76 × 141,498.25
4. Step 4: Simplify right side
   260,730.25x = 50,912,168,376.42
5. Step 5: Solve for x
   x = 50,912,168,376.42/260,730.25
6. Step 6: Final answer
   x = 195,267.59