Finding the Fourth Proportional to 1,890,016.29, 2,608,128 and 1,074,112.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,016.29 : 2,608,128 = 1,074,112.20 : x
2. Step 2: Convert to fraction form
   1,890,016.29/2,608,128 = 1,074,112.20/x
3. Step 3: Cross multiply
   1,890,016.29x = 2,608,128 × 1,074,112.20
4. Step 4: Simplify right side
   1,890,016.29x = 2,801,422,103,961.60
5. Step 5: Solve for x
   x = 2,801,422,103,961.60/1,890,016.29
6. Step 6: Final answer
   x = 1,482,221.14