Finding the Fourth Proportional to 2,107,187.25, 2,907,918.32 and 1,140,317.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,107,187.25 : 2,907,918.32 = 1,140,317.43 : x
2. Step 2: Convert to fraction form
   2,107,187.25/2,907,918.32 = 1,140,317.43/x
3. Step 3: Cross multiply
   2,107,187.25x = 2,907,918.32 × 1,140,317.43
4. Step 4: Simplify right side
   2,107,187.25x = 3,315,949,939,610.73
5. Step 5: Solve for x
   x = 3,315,949,939,610.73/2,107,187.25
6. Step 6: Final answer
   x = 1,573,638.00