Finding the Third Proportional to 98,773.88 and 209,302.88

Step by Step Solution

1. Step 1: Write the proportion equation
   98,773.88 : 209,302.88 = 209,302.88 : x
2. Step 2: Convert to fraction form
   98,773.88/209,302.88 = 209,302.88/x
3. Step 3: Cross multiply
   98,773.88x = 209,302.88 × 209,302.88
4. Step 4: Simplify right side
   98,773.88x = 43,807,693,483.27
5. Step 5: Solve for x
   x = 43,807,693,483.27/98,773.88
6. Step 6: Final answer
   x = 443,514.98