Finding the Fourth Proportional to 260,780.72, 359,878.56 and 147,625.34

Step by Step Solution

1. Step 1: Write the proportion equation
   260,780.72 : 359,878.56 = 147,625.34 : x
2. Step 2: Convert to fraction form
   260,780.72/359,878.56 = 147,625.34/x
3. Step 3: Cross multiply
   260,780.72x = 359,878.56 × 147,625.34
4. Step 4: Simplify right side
   260,780.72x = 53,127,194,778.71
5. Step 5: Solve for x
   x = 53,127,194,778.71/260,780.72
6. Step 6: Final answer
   x = 203,723.63