Finding the Fourth Proportional to 1,054.02, 1,454.63 and 588.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,054.02 : 1,454.63 = 588.34 : x
2. Step 2: Convert to fraction form
   1,054.02/1,454.63 = 588.34/x
3. Step 3: Cross multiply
   1,054.02x = 1,454.63 × 588.34
4. Step 4: Simplify right side
   1,054.02x = 855,817.01
5. Step 5: Solve for x
   x = 855,817.01/1,054.02
6. Step 6: Final answer
   x = 811.96