Finding the Fourth Proportional to 2,280,047.41, 3,418,139.49 and 999,684.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280,047.41 : 3,418,139.49 = 999,684.55 : x
2. Step 2: Convert to fraction form
   2,280,047.41/3,418,139.49 = 999,684.55/x
3. Step 3: Cross multiply
   2,280,047.41x = 3,418,139.49 × 999,684.55
4. Step 4: Simplify right side
   2,280,047.41x = 3,417,061,237,897.88
5. Step 5: Solve for x
   x = 3,417,061,237,897.88/2,280,047.41
6. Step 6: Final answer
   x = 1,498,679.91