Finding the Fourth Proportional to 2,145,040.53, 2,960,180.28 and 1,178,193.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,040.53 : 2,960,180.28 = 1,178,193.48 : x
2. Step 2: Convert to fraction form
   2,145,040.53/2,960,180.28 = 1,178,193.48/x
3. Step 3: Cross multiply
   2,145,040.53x = 2,960,180.28 × 1,178,193.48
4. Step 4: Simplify right side
   2,145,040.53x = 3,487,665,105,520.57
5. Step 5: Solve for x
   x = 3,487,665,105,520.57/2,145,040.53
6. Step 6: Final answer
   x = 1,625,920.38