Finding the Fourth Proportional to 2,144,532.72, 2,960,119.42 and 1,380,586.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144,532.72 : 2,960,119.42 = 1,380,586.26 : x
2. Step 2: Convert to fraction form
   2,144,532.72/2,960,119.42 = 1,380,586.26/x
3. Step 3: Cross multiply
   2,144,532.72x = 2,960,119.42 × 1,380,586.26
4. Step 4: Simplify right side
   2,144,532.72x = 4,086,700,199,211.17
5. Step 5: Solve for x
   x = 4,086,700,199,211.17/2,144,532.72
6. Step 6: Final answer
   x = 1,905,636.67