Finding the Fourth Proportional to 1,899,012.22, 2,620,698.78 and 1,039,572.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,899,012.22 : 2,620,698.78 = 1,039,572.52 : x
2. Step 2: Convert to fraction form
   1,899,012.22/2,620,698.78 = 1,039,572.52/x
3. Step 3: Cross multiply
   1,899,012.22x = 2,620,698.78 × 1,039,572.52
4. Step 4: Simplify right side
   1,899,012.22x = 2,724,406,434,885.53
5. Step 5: Solve for x
   x = 2,724,406,434,885.53/1,899,012.22
6. Step 6: Final answer
   x = 1,434,643.97