Finding the Third Proportional to 534.47 and 1,148.72

Step by Step Solution

1. Step 1: Write the proportion equation
   534.47 : 1,148.72 = 1,148.72 : x
2. Step 2: Convert to fraction form
   534.47/1,148.72 = 1,148.72/x
3. Step 3: Cross multiply
   534.47x = 1,148.72 × 1,148.72
4. Step 4: Simplify right side
   534.47x = 1,319,554.77
5. Step 5: Solve for x
   x = 1,319,554.77/534.47
6. Step 6: Final answer
   x = 2,468.91