Finding the Fourth Proportional to 2,259,515.29, 3,118,118.52 and 1,227,013.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259,515.29 : 3,118,118.52 = 1,227,013.15 : x
2. Step 2: Convert to fraction form
   2,259,515.29/3,118,118.52 = 1,227,013.15/x
3. Step 3: Cross multiply
   2,259,515.29x = 3,118,118.52 × 1,227,013.15
4. Step 4: Simplify right side
   2,259,515.29x = 3,825,972,427,298.54
5. Step 5: Solve for x
   x = 3,825,972,427,298.54/2,259,515.29
6. Step 6: Final answer
   x = 1,693,271.32