Finding the Fourth Proportional to 1,403,456.22, 1,936,293.86 and 1,144,886.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,403,456.22 : 1,936,293.86 = 1,144,886.18 : x
2. Step 2: Convert to fraction form
   1,403,456.22/1,936,293.86 = 1,144,886.18/x
3. Step 3: Cross multiply
   1,403,456.22x = 1,936,293.86 × 1,144,886.18
4. Step 4: Simplify right side
   1,403,456.22x = 2,216,836,065,326.95
5. Step 5: Solve for x
   x = 2,216,836,065,326.95/1,403,456.22
6. Step 6: Final answer
   x = 1,579,554.84