Finding the Fourth Proportional to 1,462.15, 2,188.78 and 942.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,462.15 : 2,188.78 = 942.52 : x
2. Step 2: Convert to fraction form
   1,462.15/2,188.78 = 942.52/x
3. Step 3: Cross multiply
   1,462.15x = 2,188.78 × 942.52
4. Step 4: Simplify right side
   1,462.15x = 2,062,968.93
5. Step 5: Solve for x
   x = 2,062,968.93/1,462.15
6. Step 6: Final answer
   x = 1,410.91