Finding the Fourth Proportional to 1,303,732.56, 1,799,059.92 and 722,985.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,303,732.56 : 1,799,059.92 = 722,985.12 : x
2. Step 2: Convert to fraction form
   1,303,732.56/1,799,059.92 = 722,985.12/x
3. Step 3: Cross multiply
   1,303,732.56x = 1,799,059.92 × 722,985.12
4. Step 4: Simplify right side
   1,303,732.56x = 1,300,693,552,148.39
5. Step 5: Solve for x
   x = 1,300,693,552,148.39/1,303,732.56
6. Step 6: Final answer
   x = 997,668.99