Finding the Fourth Proportional to 1,303,446.06, 1,798,861.56 and 722,726.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,303,446.06 : 1,798,861.56 = 722,726.82 : x
2. Step 2: Convert to fraction form
   1,303,446.06/1,798,861.56 = 722,726.82/x
3. Step 3: Cross multiply
   1,303,446.06x = 1,798,861.56 × 722,726.82
4. Step 4: Simplify right side
   1,303,446.06x = 1,300,085,494,879.04
5. Step 5: Solve for x
   x = 1,300,085,494,879.04/1,303,446.06
6. Step 6: Final answer
   x = 997,421.78