Finding the Fourth Proportional to 2,182,603.13, 3,012,085.25 and 1,215,733.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182,603.13 : 3,012,085.25 = 1,215,733.85 : x
2. Step 2: Convert to fraction form
   2,182,603.13/3,012,085.25 = 1,215,733.85/x
3. Step 3: Cross multiply
   2,182,603.13x = 3,012,085.25 × 1,215,733.85
4. Step 4: Simplify right side
   2,182,603.13x = 3,661,893,997,510.71
5. Step 5: Solve for x
   x = 3,661,893,997,510.71/2,182,603.13
6. Step 6: Final answer
   x = 1,677,764.48