Finding the Third Proportional to 70,480.50 and 146,792.63

Step by Step Solution

1. Step 1: Write the proportion equation
   70,480.50 : 146,792.63 = 146,792.63 : x
2. Step 2: Convert to fraction form
   70,480.50/146,792.63 = 146,792.63/x
3. Step 3: Cross multiply
   70,480.50x = 146,792.63 × 146,792.63
4. Step 4: Simplify right side
   70,480.50x = 21,548,074,754.39
5. Step 5: Solve for x
   x = 21,548,074,754.39/70,480.50
6. Step 6: Final answer
   x = 305,731.01