Finding the Fourth Proportional to 2,499,564, 3,749,985.36 and 726,636

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499,564 : 3,749,985.36 = 726,636 : x
2. Step 2: Convert to fraction form
   2,499,564/3,749,985.36 = 726,636/x
3. Step 3: Cross multiply
   2,499,564x = 3,749,985.36 × 726,636
4. Step 4: Simplify right side
   2,499,564x = 2,724,874,362,048.96
5. Step 5: Solve for x
   x = 2,724,874,362,048.96/2,499,564
6. Step 6: Final answer
   x = 1,090,139.87