Finding the Third Proportional to 147,594 and 322,890

Step by Step Solution

1. Step 1: Write the proportion equation
   147,594 : 322,890 = 322,890 : x
2. Step 2: Convert to fraction form
   147,594/322,890 = 322,890/x
3. Step 3: Cross multiply
   147,594x = 322,890 × 322,890
4. Step 4: Simplify right side
   147,594x = 104,257,952,100
5. Step 5: Solve for x
   x = 104,257,952,100/147,594
6. Step 6: Final answer
   x = 706,383.40