Finding the Third Proportional to 98,080.13 and 207,930

Step by Step Solution

1. Step 1: Write the proportion equation
   98,080.13 : 207,930 = 207,930 : x
2. Step 2: Convert to fraction form
   98,080.13/207,930 = 207,930/x
3. Step 3: Cross multiply
   98,080.13x = 207,930 × 207,930
4. Step 4: Simplify right side
   98,080.13x = 43,234,884,900
5. Step 5: Solve for x
   x = 43,234,884,900/98,080.13
6. Step 6: Final answer
   x = 440,811.89