Finding the Fourth Proportional to 2,124,140.78, 3,185,522.13 and 703,815.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124,140.78 : 3,185,522.13 = 703,815.50 : x
2. Step 2: Convert to fraction form
   2,124,140.78/3,185,522.13 = 703,815.50/x
3. Step 3: Cross multiply
   2,124,140.78x = 3,185,522.13 × 703,815.50
4. Step 4: Simplify right side
   2,124,140.78x = 2,242,019,850,687.02
5. Step 5: Solve for x
   x = 2,242,019,850,687.02/2,124,140.78
6. Step 6: Final answer
   x = 1,055,494.94