Finding the Third Proportional to 117,297 and 243,301.50

Step by Step Solution

1. Step 1: Write the proportion equation
   117,297 : 243,301.50 = 243,301.50 : x
2. Step 2: Convert to fraction form
   117,297/243,301.50 = 243,301.50/x
3. Step 3: Cross multiply
   117,297x = 243,301.50 × 243,301.50
4. Step 4: Simplify right side
   117,297x = 59,195,619,902.25
5. Step 5: Solve for x
   x = 59,195,619,902.25/117,297
6. Step 6: Final answer
   x = 504,664.40