Finding the Fourth Proportional to 1,610,993.61, 2,223,111.42 and 885,798.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,610,993.61 : 2,223,111.42 = 885,798.18 : x
2. Step 2: Convert to fraction form
   1,610,993.61/2,223,111.42 = 885,798.18/x
3. Step 3: Cross multiply
   1,610,993.61x = 2,223,111.42 × 885,798.18
4. Step 4: Simplify right side
   1,610,993.61x = 1,969,228,049,773.22
5. Step 5: Solve for x
   x = 1,969,228,049,773.22/1,610,993.61
6. Step 6: Final answer
   x = 1,222,368.63