Finding the Fourth Proportional to 2,220,411.55, 3,064,177.17 and 1,201,816.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,220,411.55 : 3,064,177.17 = 1,201,816.30 : x
2. Step 2: Convert to fraction form
   2,220,411.55/3,064,177.17 = 1,201,816.30/x
3. Step 3: Cross multiply
   2,220,411.55x = 3,064,177.17 × 1,201,816.30
4. Step 4: Simplify right side
   2,220,411.55x = 3,682,578,067,162.38
5. Step 5: Solve for x
   x = 3,682,578,067,162.38/2,220,411.55
6. Step 6: Final answer
   x = 1,658,511.49