Finding the Fourth Proportional to 1,061.74, 1,465.20 and 595.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.74 : 1,465.20 = 595.99 : x
2. Step 2: Convert to fraction form
   1,061.74/1,465.20 = 595.99/x
3. Step 3: Cross multiply
   1,061.74x = 1,465.20 × 595.99
4. Step 4: Simplify right side
   1,061.74x = 873,244.55
5. Step 5: Solve for x
   x = 873,244.55/1,061.74
6. Step 6: Final answer
   x = 822.47