Finding the Fourth Proportional to 1,516.78, 2,094.24 and 1,020.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,516.78 : 2,094.24 = 1,020.52 : x
2. Step 2: Convert to fraction form
   1,516.78/2,094.24 = 1,020.52/x
3. Step 3: Cross multiply
   1,516.78x = 2,094.24 × 1,020.52
4. Step 4: Simplify right side
   1,516.78x = 2,137,213.80
5. Step 5: Solve for x
   x = 2,137,213.80/1,516.78
6. Step 6: Final answer
   x = 1,409.05