Finding the Fourth Proportional to 1,868,003.91, 2,802,891.61 and 1,111,340.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868,003.91 : 2,802,891.61 = 1,111,340.18 : x
2. Step 2: Convert to fraction form
   1,868,003.91/2,802,891.61 = 1,111,340.18/x
3. Step 3: Cross multiply
   1,868,003.91x = 2,802,891.61 × 1,111,340.18
4. Step 4: Simplify right side
   1,868,003.91x = 3,114,966,074,110.38
5. Step 5: Solve for x
   x = 3,114,966,074,110.38/1,868,003.91
6. Step 6: Final answer
   x = 1,667,537.23