Finding the Fourth Proportional to 1,144,981.92, 1,580,013.38 and 635,651.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144,981.92 : 1,580,013.38 = 635,651.49 : x
2. Step 2: Convert to fraction form
   1,144,981.92/1,580,013.38 = 635,651.49/x
3. Step 3: Cross multiply
   1,144,981.92x = 1,580,013.38 × 635,651.49
4. Step 4: Simplify right side
   1,144,981.92x = 1,004,337,856,038.68
5. Step 5: Solve for x
   x = 1,004,337,856,038.68/1,144,981.92
6. Step 6: Final answer
   x = 877,164.82