Finding the Fourth Proportional to 1,457.93, 2,012.27 and 926.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,457.93 : 2,012.27 = 926.71 : x
2. Step 2: Convert to fraction form
   1,457.93/2,012.27 = 926.71/x
3. Step 3: Cross multiply
   1,457.93x = 2,012.27 × 926.71
4. Step 4: Simplify right side
   1,457.93x = 1,864,797.45
5. Step 5: Solve for x
   x = 1,864,797.45/1,457.93
6. Step 6: Final answer
   x = 1,279.07