Finding the Third Proportional to 90,455.50 and 132,970

Step by Step Solution

1. Step 1: Write the proportion equation
   90,455.50 : 132,970 = 132,970 : x
2. Step 2: Convert to fraction form
   90,455.50/132,970 = 132,970/x
3. Step 3: Cross multiply
   90,455.50x = 132,970 × 132,970
4. Step 4: Simplify right side
   90,455.50x = 17,681,020,900
5. Step 5: Solve for x
   x = 17,681,020,900/90,455.50
6. Step 6: Final answer
   x = 195,466.51