Finding the Third Proportional to 13,156.13 and 19,749.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,156.13 : 19,749.38 = 19,749.38 : x
2. Step 2: Convert to fraction form
   13,156.13/19,749.38 = 19,749.38/x
3. Step 3: Cross multiply
   13,156.13x = 19,749.38 × 19,749.38
4. Step 4: Simplify right side
   13,156.13x = 390,037,812.89
5. Step 5: Solve for x
   x = 390,037,812.89/13,156.13
6. Step 6: Final answer
   x = 29,646.86