Finding the Third Proportional to 99,500.50 and 204,841

Step by Step Solution

1. Step 1: Write the proportion equation
   99,500.50 : 204,841 = 204,841 : x
2. Step 2: Convert to fraction form
   99,500.50/204,841 = 204,841/x
3. Step 3: Cross multiply
   99,500.50x = 204,841 × 204,841
4. Step 4: Simplify right side
   99,500.50x = 41,959,835,281
5. Step 5: Solve for x
   x = 41,959,835,281/99,500.50
6. Step 6: Final answer
   x = 421,704.77