Finding the Fourth Proportional to 732,012.72, 1,010,167.64 and 409,722.72

Step by Step Solution

1. Step 1: Write the proportion equation
   732,012.72 : 1,010,167.64 = 409,722.72 : x
2. Step 2: Convert to fraction form
   732,012.72/1,010,167.64 = 409,722.72/x
3. Step 3: Cross multiply
   732,012.72x = 1,010,167.64 × 409,722.72
4. Step 4: Simplify right side
   732,012.72x = 413,888,633,116.78
5. Step 5: Solve for x
   x = 413,888,633,116.78/732,012.72
6. Step 6: Final answer
   x = 565,411.80