Finding the Fourth Proportional to 2,654.10, 3,979.80 and 1,010.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.10 : 3,979.80 = 1,010.52 : x
2. Step 2: Convert to fraction form
   2,654.10/3,979.80 = 1,010.52/x
3. Step 3: Cross multiply
   2,654.10x = 3,979.80 × 1,010.52
4. Step 4: Simplify right side
   2,654.10x = 4,021,667.50
5. Step 5: Solve for x
   x = 4,021,667.50/2,654.10
6. Step 6: Final answer
   x = 1,515.27