Finding the Third Proportional to 65,637.56 and 98,436.09

Step by Step Solution

1. Step 1: Write the proportion equation
   65,637.56 : 98,436.09 = 98,436.09 : x
2. Step 2: Convert to fraction form
   65,637.56/98,436.09 = 98,436.09/x
3. Step 3: Cross multiply
   65,637.56x = 98,436.09 × 98,436.09
4. Step 4: Simplify right side
   65,637.56x = 9,689,664,552.76
5. Step 5: Solve for x
   x = 9,689,664,552.76/65,637.56
6. Step 6: Final answer
   x = 147,623.77