Finding the Fourth Proportional to 1,933.71, 2,899.97 and 1,008.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.71 : 2,899.97 = 1,008.78 : x
2. Step 2: Convert to fraction form
   1,933.71/2,899.97 = 1,008.78/x
3. Step 3: Cross multiply
   1,933.71x = 2,899.97 × 1,008.78
4. Step 4: Simplify right side
   1,933.71x = 2,925,426.69
5. Step 5: Solve for x
   x = 2,925,426.69/1,933.71
6. Step 6: Final answer
   x = 1,512.86