Finding the Third Proportional to 13,248.56 and 19,905.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,248.56 : 19,905.75 = 19,905.75 : x
2. Step 2: Convert to fraction form
   13,248.56/19,905.75 = 19,905.75/x
3. Step 3: Cross multiply
   13,248.56x = 19,905.75 × 19,905.75
4. Step 4: Simplify right side
   13,248.56x = 396,238,883.06
5. Step 5: Solve for x
   x = 396,238,883.06/13,248.56
6. Step 6: Final answer
   x = 29,908.07