Finding the Fourth Proportional to 260,401.50, 359,350.84 and 152,981.34

Step by Step Solution

1. Step 1: Write the proportion equation
   260,401.50 : 359,350.84 = 152,981.34 : x
2. Step 2: Convert to fraction form
   260,401.50/359,350.84 = 152,981.34/x
3. Step 3: Cross multiply
   260,401.50x = 359,350.84 × 152,981.34
4. Step 4: Simplify right side
   260,401.50x = 54,973,973,033.33
5. Step 5: Solve for x
   x = 54,973,973,033.33/260,401.50
6. Step 6: Final answer
   x = 211,112.35