Finding the Third Proportional to 13,631.73 and 21,055.57

Step by Step Solution

1. Step 1: Write the proportion equation
   13,631.73 : 21,055.57 = 21,055.57 : x
2. Step 2: Convert to fraction form
   13,631.73/21,055.57 = 21,055.57/x
3. Step 3: Cross multiply
   13,631.73x = 21,055.57 × 21,055.57
4. Step 4: Simplify right side
   13,631.73x = 443,337,041.18
5. Step 5: Solve for x
   x = 443,337,041.18/13,631.73
6. Step 6: Final answer
   x = 32,522.43