Finding the Fourth Proportional to 1,150,564.70, 1,726,096.17 and 440,592.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150,564.70 : 1,726,096.17 = 440,592.77 : x
2. Step 2: Convert to fraction form
   1,150,564.70/1,726,096.17 = 440,592.77/x
3. Step 3: Cross multiply
   1,150,564.70x = 1,726,096.17 × 440,592.77
4. Step 4: Simplify right side
   1,150,564.70x = 760,505,492,826.69
5. Step 5: Solve for x
   x = 760,505,492,826.69/1,150,564.70
6. Step 6: Final answer
   x = 660,984.55