Finding the Third Proportional to 102,105.56 and 148,640.06

Step by Step Solution

1. Step 1: Write the proportion equation
   102,105.56 : 148,640.06 = 148,640.06 : x
2. Step 2: Convert to fraction form
   102,105.56/148,640.06 = 148,640.06/x
3. Step 3: Cross multiply
   102,105.56x = 148,640.06 × 148,640.06
4. Step 4: Simplify right side
   102,105.56x = 22,093,868,180.00
5. Step 5: Solve for x
   x = 22,093,868,180.00/102,105.56
6. Step 6: Final answer
   x = 216,382.61