Finding the Fourth Proportional to 756,827.72, 1,044,429.30 and 417,308.04

Step by Step Solution

1. Step 1: Write the proportion equation
   756,827.72 : 1,044,429.30 = 417,308.04 : x
2. Step 2: Convert to fraction form
   756,827.72/1,044,429.30 = 417,308.04/x
3. Step 3: Cross multiply
   756,827.72x = 1,044,429.30 × 417,308.04
4. Step 4: Simplify right side
   756,827.72x = 435,848,744,101.57
5. Step 5: Solve for x
   x = 435,848,744,101.57/756,827.72
6. Step 6: Final answer
   x = 575,888.98