Finding the Fourth Proportional to 3,238,103.88, 4,859,585.82 and 1,218,339.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,238,103.88 : 4,859,585.82 = 1,218,339.72 : x
2. Step 2: Convert to fraction form
   3,238,103.88/4,859,585.82 = 1,218,339.72/x
3. Step 3: Cross multiply
   3,238,103.88x = 4,859,585.82 × 1,218,339.72
4. Step 4: Simplify right side
   3,238,103.88x = 5,920,626,427,254.77
5. Step 5: Solve for x
   x = 5,920,626,427,254.77/3,238,103.88
6. Step 6: Final answer
   x = 1,828,423.87