Finding the Fourth Proportional to 1,520,498.79, 2,098,293.90 and 822,779.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,520,498.79 : 2,098,293.90 = 822,779.61 : x
2. Step 2: Convert to fraction form
   1,520,498.79/2,098,293.90 = 822,779.61/x
3. Step 3: Cross multiply
   1,520,498.79x = 2,098,293.90 × 822,779.61
4. Step 4: Simplify right side
   1,520,498.79x = 1,726,433,436,707.38
5. Step 5: Solve for x
   x = 1,726,433,436,707.38/1,520,498.79
6. Step 6: Final answer
   x = 1,135,438.88