Finding the Fourth Proportional to 942.48, 1,300.61 and 522.83

Step by Step Solution

1. Step 1: Write the proportion equation
   942.48 : 1,300.61 = 522.83 : x
2. Step 2: Convert to fraction form
   942.48/1,300.61 = 522.83/x
3. Step 3: Cross multiply
   942.48x = 1,300.61 × 522.83
4. Step 4: Simplify right side
   942.48x = 679,994.67
5. Step 5: Solve for x
   x = 679,994.67/942.48
6. Step 6: Final answer
   x = 721.50