Finding the Fourth Proportional to 2,107,185.50, 2,907,915.90 and 1,140,315.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,107,185.50 : 2,907,915.90 = 1,140,315.68 : x
2. Step 2: Convert to fraction form
   2,107,185.50/2,907,915.90 = 1,140,315.68/x
3. Step 3: Cross multiply
   2,107,185.50x = 2,907,915.90 × 1,140,315.68
4. Step 4: Simplify right side
   2,107,185.50x = 3,315,942,096,891.31
5. Step 5: Solve for x
   x = 3,315,942,096,891.31/2,107,185.50
6. Step 6: Final answer
   x = 1,573,635.59