Finding the Fourth Proportional to 963,300.69, 1,329,398.72 and 533,580.77

Step by Step Solution

1. Step 1: Write the proportion equation
   963,300.69 : 1,329,398.72 = 533,580.77 : x
2. Step 2: Convert to fraction form
   963,300.69/1,329,398.72 = 533,580.77/x
3. Step 3: Cross multiply
   963,300.69x = 1,329,398.72 × 533,580.77
4. Step 4: Simplify right side
   963,300.69x = 709,341,583,339.72
5. Step 5: Solve for x
   x = 709,341,583,339.72/963,300.69
6. Step 6: Final answer
   x = 736,365.70