Finding the Third Proportional to 21,530.50 and 31,658

Step by Step Solution

1. Step 1: Write the proportion equation
   21,530.50 : 31,658 = 31,658 : x
2. Step 2: Convert to fraction form
   21,530.50/31,658 = 31,658/x
3. Step 3: Cross multiply
   21,530.50x = 31,658 × 31,658
4. Step 4: Simplify right side
   21,530.50x = 1,002,228,964
5. Step 5: Solve for x
   x = 1,002,228,964/21,530.50
6. Step 6: Final answer
   x = 46,549.27