Finding the Fourth Proportional to 1,040,016.72, 1,560,838.56 and 534,557.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,040,016.72 : 1,560,838.56 = 534,557.28 : x
2. Step 2: Convert to fraction form
   1,040,016.72/1,560,838.56 = 534,557.28/x
3. Step 3: Cross multiply
   1,040,016.72x = 1,560,838.56 × 534,557.28
4. Step 4: Simplify right side
   1,040,016.72x = 834,357,615,152.72
5. Step 5: Solve for x
   x = 834,357,615,152.72/1,040,016.72
6. Step 6: Final answer
   x = 802,254.04