Finding the Fourth Proportional to 3,643,853.59, 5,028,519.86 and 1,990,023.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,643,853.59 : 5,028,519.86 = 1,990,023.34 : x
2. Step 2: Convert to fraction form
   3,643,853.59/5,028,519.86 = 1,990,023.34/x
3. Step 3: Cross multiply
   3,643,853.59x = 5,028,519.86 × 1,990,023.34
4. Step 4: Simplify right side
   3,643,853.59x = 10,006,871,887,053.53
5. Step 5: Solve for x
   x = 10,006,871,887,053.53/3,643,853.59
6. Step 6: Final answer
   x = 2,746,233.25