Finding the Fourth Proportional to 1,938.84, 2,675.52 and 1,152.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,938.84 : 2,675.52 = 1,152.88 : x
2. Step 2: Convert to fraction form
   1,938.84/2,675.52 = 1,152.88/x
3. Step 3: Cross multiply
   1,938.84x = 2,675.52 × 1,152.88
4. Step 4: Simplify right side
   1,938.84x = 3,084,553.50
5. Step 5: Solve for x
   x = 3,084,553.50/1,938.84
6. Step 6: Final answer
   x = 1,590.93