Finding the Fourth Proportional to 1,158.31, 1,736.15 and 601.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,158.31 : 1,736.15 = 601.45 : x
2. Step 2: Convert to fraction form
   1,158.31/1,736.15 = 601.45/x
3. Step 3: Cross multiply
   1,158.31x = 1,736.15 × 601.45
4. Step 4: Simplify right side
   1,158.31x = 1,044,204.41
5. Step 5: Solve for x
   x = 1,044,204.41/1,158.31
6. Step 6: Final answer
   x = 901.49