Finding the Fourth Proportional to 1,925.56, 2,888.52 and 693.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,925.56 : 2,888.52 = 693.28 : x
2. Step 2: Convert to fraction form
   1,925.56/2,888.52 = 693.28/x
3. Step 3: Cross multiply
   1,925.56x = 2,888.52 × 693.28
4. Step 4: Simplify right side
   1,925.56x = 2,002,553.15
5. Step 5: Solve for x
   x = 2,002,553.15/1,925.56
6. Step 6: Final answer
   x = 1,039.98