Finding the Third Proportional to 89,540.06 and 196,302.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,540.06 : 196,302.56 = 196,302.56 : x
2. Step 2: Convert to fraction form
   89,540.06/196,302.56 = 196,302.56/x
3. Step 3: Cross multiply
   89,540.06x = 196,302.56 × 196,302.56
4. Step 4: Simplify right side
   89,540.06x = 38,534,696,044.07
5. Step 5: Solve for x
   x = 38,534,696,044.07/89,540.06
6. Step 6: Final answer
   x = 430,362.62