Finding the Third Proportional to 5,553.94 and 13,278.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,553.94 : 13,278.56 = 13,278.56 : x
2. Step 2: Convert to fraction form
   5,553.94/13,278.56 = 13,278.56/x
3. Step 3: Cross multiply
   5,553.94x = 13,278.56 × 13,278.56
4. Step 4: Simplify right side
   5,553.94x = 176,320,222.07
5. Step 5: Solve for x
   x = 176,320,222.07/5,553.94
6. Step 6: Final answer
   x = 31,746.89