Finding the Fourth Proportional to 2,189,828.02, 3,280,161.57 and 1,761,042.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,189,828.02 : 3,280,161.57 = 1,761,042.10 : x
2. Step 2: Convert to fraction form
   2,189,828.02/3,280,161.57 = 1,761,042.10/x
3. Step 3: Cross multiply
   2,189,828.02x = 3,280,161.57 × 1,761,042.10
4. Step 4: Simplify right side
   2,189,828.02x = 5,776,502,619,572.10
5. Step 5: Solve for x
   x = 5,776,502,619,572.10/2,189,828.02
6. Step 6: Final answer
   x = 2,637,879.58