Finding the Fourth Proportional to 1,087,480.48, 1,501,141.59 and 724,771.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,087,480.48 : 1,501,141.59 = 724,771.99 : x
2. Step 2: Convert to fraction form
   1,087,480.48/1,501,141.59 = 724,771.99/x
3. Step 3: Cross multiply
   1,087,480.48x = 1,501,141.59 × 724,771.99
4. Step 4: Simplify right side
   1,087,480.48x = 1,087,985,377,456.06
5. Step 5: Solve for x
   x = 1,087,985,377,456.06/1,087,480.48
6. Step 6: Final answer
   x = 1,000,464.28