Finding the Fourth Proportional to 2,107,112.69, 2,907,823.17 and 1,140,242.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,107,112.69 : 2,907,823.17 = 1,140,242.87 : x
2. Step 2: Convert to fraction form
   2,107,112.69/2,907,823.17 = 1,140,242.87/x
3. Step 3: Cross multiply
   2,107,112.69x = 2,907,823.17 × 1,140,242.87
4. Step 4: Simplify right side
   2,107,112.69x = 3,315,624,636,813.30
5. Step 5: Solve for x
   x = 3,315,624,636,813.30/2,107,112.69
6. Step 6: Final answer
   x = 1,573,539.30