Finding the Fourth Proportional to 767,662.29, 1,152,491.31 and 590,293.89

Step by Step Solution

1. Step 1: Write the proportion equation
   767,662.29 : 1,152,491.31 = 590,293.89 : x
2. Step 2: Convert to fraction form
   767,662.29/1,152,491.31 = 590,293.89/x
3. Step 3: Cross multiply
   767,662.29x = 1,152,491.31 × 590,293.89
4. Step 4: Simplify right side
   767,662.29x = 680,308,578,571.10
5. Step 5: Solve for x
   x = 680,308,578,571.10/767,662.29
6. Step 6: Final answer
   x = 886,208.15