Finding the Fourth Proportional to 802,932, 1,108,046.16 and 445,236

Step by Step Solution

1. Step 1: Write the proportion equation
   802,932 : 1,108,046.16 = 445,236 : x
2. Step 2: Convert to fraction form
   802,932/1,108,046.16 = 445,236/x
3. Step 3: Cross multiply
   802,932x = 1,108,046.16 × 445,236
4. Step 4: Simplify right side
   802,932x = 493,342,040,093.76
5. Step 5: Solve for x
   x = 493,342,040,093.76/802,932
6. Step 6: Final answer
   x = 614,425.68