Finding the Fourth Proportional to 1,525,162.86, 2,288,390.31 and 766,604.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,525,162.86 : 2,288,390.31 = 766,604.79 : x
2. Step 2: Convert to fraction form
   1,525,162.86/2,288,390.31 = 766,604.79/x
3. Step 3: Cross multiply
   1,525,162.86x = 2,288,390.31 × 766,604.79
4. Step 4: Simplify right side
   1,525,162.86x = 1,754,290,973,035.59
5. Step 5: Solve for x
   x = 1,754,290,973,035.59/1,525,162.86
6. Step 6: Final answer
   x = 1,150,231.90