Finding the Third Proportional to 3,458.63 and 7,498.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,458.63 : 7,498.31 = 7,498.31 : x
2. Step 2: Convert to fraction form
   3,458.63/7,498.31 = 7,498.31/x
3. Step 3: Cross multiply
   3,458.63x = 7,498.31 × 7,498.31
4. Step 4: Simplify right side
   3,458.63x = 56,224,690.35
5. Step 5: Solve for x
   x = 56,224,690.35/3,458.63
6. Step 6: Final answer
   x = 16,256.37