Finding the Fourth Proportional to 1,070.72, 1,477.50 and 598.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,070.72 : 1,477.50 = 598.58 : x
2. Step 2: Convert to fraction form
   1,070.72/1,477.50 = 598.58/x
3. Step 3: Cross multiply
   1,070.72x = 1,477.50 × 598.58
4. Step 4: Simplify right side
   1,070.72x = 884,401.95
5. Step 5: Solve for x
   x = 884,401.95/1,070.72
6. Step 6: Final answer
   x = 825.99