Finding the Fourth Proportional to 1,100.70, 1,649.90 and 1,010.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.70 : 1,649.90 = 1,010.52 : x
2. Step 2: Convert to fraction form
   1,100.70/1,649.90 = 1,010.52/x
3. Step 3: Cross multiply
   1,100.70x = 1,649.90 × 1,010.52
4. Step 4: Simplify right side
   1,100.70x = 1,667,256.95
5. Step 5: Solve for x
   x = 1,667,256.95/1,100.70
6. Step 6: Final answer
   x = 1,514.72