Finding the Fourth Proportional to 1,534.55, 2,117.61 and 1,010.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,534.55 : 2,117.61 = 1,010.52 : x
2. Step 2: Convert to fraction form
   1,534.55/2,117.61 = 1,010.52/x
3. Step 3: Cross multiply
   1,534.55x = 2,117.61 × 1,010.52
4. Step 4: Simplify right side
   1,534.55x = 2,139,887.26
5. Step 5: Solve for x
   x = 2,139,887.26/1,534.55
6. Step 6: Final answer
   x = 1,394.48