Finding the Fourth Proportional to 1,928.79, 2,892.51 and 695.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,928.79 : 2,892.51 = 695.88 : x
2. Step 2: Convert to fraction form
   1,928.79/2,892.51 = 695.88/x
3. Step 3: Cross multiply
   1,928.79x = 2,892.51 × 695.88
4. Step 4: Simplify right side
   1,928.79x = 2,012,839.86
5. Step 5: Solve for x
   x = 2,012,839.86/1,928.79
6. Step 6: Final answer
   x = 1,043.58