Finding the Fourth Proportional to 1,030.37, 1,422.02 and 588.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,030.37 : 1,422.02 = 588.34 : x
2. Step 2: Convert to fraction form
   1,030.37/1,422.02 = 588.34/x
3. Step 3: Cross multiply
   1,030.37x = 1,422.02 × 588.34
4. Step 4: Simplify right side
   1,030.37x = 836,628.31
5. Step 5: Solve for x
   x = 836,628.31/1,030.37
6. Step 6: Final answer
   x = 811.97