Finding the Fourth Proportional to 2,107,113.69, 2,907,824.55 and 1,140,243.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,107,113.69 : 2,907,824.55 = 1,140,243.87 : x
2. Step 2: Convert to fraction form
   2,107,113.69/2,907,824.55 = 1,140,243.87/x
3. Step 3: Cross multiply
   2,107,113.69x = 2,907,824.55 × 1,140,243.87
4. Step 4: Simplify right side
   2,107,113.69x = 3,315,629,118,173.01
5. Step 5: Solve for x
   x = 3,315,629,118,173.01/2,107,113.69
6. Step 6: Final answer
   x = 1,573,540.68