Finding the Fourth Proportional to 2,152,744.29, 3,229,513.74 and 890,670.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152,744.29 : 3,229,513.74 = 890,670.33 : x
2. Step 2: Convert to fraction form
   2,152,744.29/3,229,513.74 = 890,670.33/x
3. Step 3: Cross multiply
   2,152,744.29x = 3,229,513.74 × 890,670.33
4. Step 4: Simplify right side
   2,152,744.29x = 2,876,432,068,545.33
5. Step 5: Solve for x
   x = 2,876,432,068,545.33/2,152,744.29
6. Step 6: Final answer
   x = 1,336,169.87