Finding the Third Proportional to 147,970.50 and 326,103

Step by Step Solution

1. Step 1: Write the proportion equation
   147,970.50 : 326,103 = 326,103 : x
2. Step 2: Convert to fraction form
   147,970.50/326,103 = 326,103/x
3. Step 3: Cross multiply
   147,970.50x = 326,103 × 326,103
4. Step 4: Simplify right side
   147,970.50x = 106,343,166,609
5. Step 5: Solve for x
   x = 106,343,166,609/147,970.50
6. Step 6: Final answer
   x = 718,678.16