Finding the Fourth Proportional to 699,166, 964,470.72 and 577,588.24

Step by Step Solution

1. Step 1: Write the proportion equation
   699,166 : 964,470.72 = 577,588.24 : x
2. Step 2: Convert to fraction form
   699,166/964,470.72 = 577,588.24/x
3. Step 3: Cross multiply
   699,166x = 964,470.72 × 577,588.24
4. Step 4: Simplify right side
   699,166x = 557,066,945,696.33
5. Step 5: Solve for x
   x = 557,066,945,696.33/699,166
6. Step 6: Final answer
   x = 796,759.20