Finding the Fourth Proportional to 1,022,399.94, 1,411,231.50 and 659,824.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,022,399.94 : 1,411,231.50 = 659,824.50 : x
2. Step 2: Convert to fraction form
   1,022,399.94/1,411,231.50 = 659,824.50/x
3. Step 3: Cross multiply
   1,022,399.94x = 1,411,231.50 × 659,824.50
4. Step 4: Simplify right side
   1,022,399.94x = 931,165,118,871.75
5. Step 5: Solve for x
   x = 931,165,118,871.75/1,022,399.94
6. Step 6: Final answer
   x = 910,764.06