Finding the Third Proportional to 13,692 and 29,428.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,692 : 29,428.50 = 29,428.50 : x
2. Step 2: Convert to fraction form
   13,692/29,428.50 = 29,428.50/x
3. Step 3: Cross multiply
   13,692x = 29,428.50 × 29,428.50
4. Step 4: Simplify right side
   13,692x = 866,036,612.25
5. Step 5: Solve for x
   x = 866,036,612.25/13,692
6. Step 6: Final answer
   x = 63,251.29