Finding the Fourth Proportional to 1,554,071.37, 2,144,586.17 and 865,742.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,554,071.37 : 2,144,586.17 = 865,742.28 : x
2. Step 2: Convert to fraction form
   1,554,071.37/2,144,586.17 = 865,742.28/x
3. Step 3: Cross multiply
   1,554,071.37x = 2,144,586.17 × 865,742.28
4. Step 4: Simplify right side
   1,554,071.37x = 1,856,658,914,594.43
5. Step 5: Solve for x
   x = 1,856,658,914,594.43/1,554,071.37
6. Step 6: Final answer
   x = 1,194,706.34