Finding the Fourth Proportional to 1,757.88, 2,426.00 and 1,012.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,757.88 : 2,426.00 = 1,012.05 : x
2. Step 2: Convert to fraction form
   1,757.88/2,426.00 = 1,012.05/x
3. Step 3: Cross multiply
   1,757.88x = 2,426.00 × 1,012.05
4. Step 4: Simplify right side
   1,757.88x = 2,455,228.24
5. Step 5: Solve for x
   x = 2,455,228.24/1,757.88
6. Step 6: Final answer
   x = 1,396.70