Finding the Third Proportional to 29,173.50 and 38,428.50

Step by Step Solution

1. Step 1: Write the proportion equation
   29,173.50 : 38,428.50 = 38,428.50 : x
2. Step 2: Convert to fraction form
   29,173.50/38,428.50 = 38,428.50/x
3. Step 3: Cross multiply
   29,173.50x = 38,428.50 × 38,428.50
4. Step 4: Simplify right side
   29,173.50x = 1,476,749,612.25
5. Step 5: Solve for x
   x = 1,476,749,612.25/29,173.50
6. Step 6: Final answer
   x = 50,619.56