Finding the Fourth Proportional to 1,065.83, 1,598.74 and 372.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065.83 : 1,598.74 = 372.50 : x
2. Step 2: Convert to fraction form
   1,065.83/1,598.74 = 372.50/x
3. Step 3: Cross multiply
   1,065.83x = 1,598.74 × 372.50
4. Step 4: Simplify right side
   1,065.83x = 595,527.72
5. Step 5: Solve for x
   x = 595,527.72/1,065.83
6. Step 6: Final answer
   x = 558.75