Finding the Fourth Proportional to 1,610,662.13, 2,222,715.16 and 885,522.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,610,662.13 : 2,222,715.16 = 885,522.18 : x
2. Step 2: Convert to fraction form
   1,610,662.13/2,222,715.16 = 885,522.18/x
3. Step 3: Cross multiply
   1,610,662.13x = 2,222,715.16 × 885,522.18
4. Step 4: Simplify right side
   1,610,662.13x = 1,968,263,574,002.25
5. Step 5: Solve for x
   x = 1,968,263,574,002.25/1,610,662.13
6. Step 6: Final answer
   x = 1,222,021.39