Finding the Third Proportional to 103,264.50 and 218,916

Step by Step Solution

1. Step 1: Write the proportion equation
   103,264.50 : 218,916 = 218,916 : x
2. Step 2: Convert to fraction form
   103,264.50/218,916 = 218,916/x
3. Step 3: Cross multiply
   103,264.50x = 218,916 × 218,916
4. Step 4: Simplify right side
   103,264.50x = 47,924,215,056
5. Step 5: Solve for x
   x = 47,924,215,056/103,264.50
6. Step 6: Final answer
   x = 464,091.87