Finding the Fourth Proportional to 1,510.98, 2,085.24 and 1,137.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510.98 : 2,085.24 = 1,137.30 : x
2. Step 2: Convert to fraction form
   1,510.98/2,085.24 = 1,137.30/x
3. Step 3: Cross multiply
   1,510.98x = 2,085.24 × 1,137.30
4. Step 4: Simplify right side
   1,510.98x = 2,371,539.90
5. Step 5: Solve for x
   x = 2,371,539.90/1,510.98
6. Step 6: Final answer
   x = 1,569.54