Finding the Fourth Proportional to 1,012,633.32, 1,397,434.38 and 577,038.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,012,633.32 : 1,397,434.38 = 577,038.24 : x
2. Step 2: Convert to fraction form
   1,012,633.32/1,397,434.38 = 577,038.24/x
3. Step 3: Cross multiply
   1,012,633.32x = 1,397,434.38 × 577,038.24
4. Step 4: Simplify right side
   1,012,633.32x = 806,373,075,150.69
5. Step 5: Solve for x
   x = 806,373,075,150.69/1,012,633.32
6. Step 6: Final answer
   x = 796,313.00