Finding the Third Proportional to 98,316 and 209,500.88

Step by Step Solution

1. Step 1: Write the proportion equation
   98,316 : 209,500.88 = 209,500.88 : x
2. Step 2: Convert to fraction form
   98,316/209,500.88 = 209,500.88/x
3. Step 3: Cross multiply
   98,316x = 209,500.88 × 209,500.88
4. Step 4: Simplify right side
   98,316x = 43,890,616,625.77
5. Step 5: Solve for x
   x = 43,890,616,625.77/98,316
6. Step 6: Final answer
   x = 446,423.95