Finding the Third Proportional to 147,656.25 and 322,380

Step by Step Solution

1. Step 1: Write the proportion equation
   147,656.25 : 322,380 = 322,380 : x
2. Step 2: Convert to fraction form
   147,656.25/322,380 = 322,380/x
3. Step 3: Cross multiply
   147,656.25x = 322,380 × 322,380
4. Step 4: Simplify right side
   147,656.25x = 103,928,864,400
5. Step 5: Solve for x
   x = 103,928,864,400/147,656.25
6. Step 6: Final answer
   x = 703,856.86