Finding the Fourth Proportional to 2,609,111.22, 3,913,789.84 and 2,152,856.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609,111.22 : 3,913,789.84 = 2,152,856.20 : x
2. Step 2: Convert to fraction form
   2,609,111.22/3,913,789.84 = 2,152,856.20/x
3. Step 3: Cross multiply
   2,609,111.22x = 3,913,789.84 × 2,152,856.20
4. Step 4: Simplify right side
   2,609,111.22x = 8,425,826,722,541.01
5. Step 5: Solve for x
   x = 8,425,826,722,541.01/2,609,111.22
6. Step 6: Final answer
   x = 3,229,385.81