Finding the Fourth Proportional to 1,758.06, 2,426.05 and 1,011.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,758.06 : 2,426.05 = 1,011.51 : x
2. Step 2: Convert to fraction form
   1,758.06/2,426.05 = 1,011.51/x
3. Step 3: Cross multiply
   1,758.06x = 2,426.05 × 1,011.51
4. Step 4: Simplify right side
   1,758.06x = 2,453,973.84
5. Step 5: Solve for x
   x = 2,453,973.84/1,758.06
6. Step 6: Final answer
   x = 1,395.84