Finding the Fourth Proportional to 413,314.18, 570,226.82 and 270,156.82

Step by Step Solution

1. Step 1: Write the proportion equation
   413,314.18 : 570,226.82 = 270,156.82 : x
2. Step 2: Convert to fraction form
   413,314.18/570,226.82 = 270,156.82/x
3. Step 3: Cross multiply
   413,314.18x = 570,226.82 × 270,156.82
4. Step 4: Simplify right side
   413,314.18x = 154,050,664,369.91
5. Step 5: Solve for x
   x = 154,050,664,369.91/413,314.18
6. Step 6: Final answer
   x = 372,720.49