Finding the Fourth Proportional to 807,071.02, 1,113,808.37 and 444,494.78

Step by Step Solution

1. Step 1: Write the proportion equation
   807,071.02 : 1,113,808.37 = 444,494.78 : x
2. Step 2: Convert to fraction form
   807,071.02/1,113,808.37 = 444,494.78/x
3. Step 3: Cross multiply
   807,071.02x = 1,113,808.37 × 444,494.78
4. Step 4: Simplify right side
   807,071.02x = 495,082,003,600.79
5. Step 5: Solve for x
   x = 495,082,003,600.79/807,071.02
6. Step 6: Final answer
   x = 613,430.53