Finding the Fourth Proportional to 1,131,111.72, 1,560,963.96 and 614,900.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131,111.72 : 1,560,963.96 = 614,900.28 : x
2. Step 2: Convert to fraction form
   1,131,111.72/1,560,963.96 = 614,900.28/x
3. Step 3: Cross multiply
   1,131,111.72x = 1,560,963.96 × 614,900.28
4. Step 4: Simplify right side
   1,131,111.72x = 959,837,176,073.91
5. Step 5: Solve for x
   x = 959,837,176,073.91/1,131,111.72
6. Step 6: Final answer
   x = 848,578.58