Finding the Fourth Proportional to 1,938.45, 2,675.29 and 1,152.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,938.45 : 2,675.29 = 1,152.50 : x
2. Step 2: Convert to fraction form
   1,938.45/2,675.29 = 1,152.50/x
3. Step 3: Cross multiply
   1,938.45x = 2,675.29 × 1,152.50
4. Step 4: Simplify right side
   1,938.45x = 3,083,271.73
5. Step 5: Solve for x
   x = 3,083,271.73/1,938.45
6. Step 6: Final answer
   x = 1,590.59