Finding the Fourth Proportional to 1,801,250.10, 2,695,314.15 and 1,328,858.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,801,250.10 : 2,695,314.15 = 1,328,858.10 : x
2. Step 2: Convert to fraction form
   1,801,250.10/2,695,314.15 = 1,328,858.10/x
3. Step 3: Cross multiply
   1,801,250.10x = 2,695,314.15 × 1,328,858.10
4. Step 4: Simplify right side
   1,801,250.10x = 3,581,690,040,272.12
5. Step 5: Solve for x
   x = 3,581,690,040,272.12/1,801,250.10
6. Step 6: Final answer
   x = 1,988,446.82