Finding the Third Proportional to 169,137 and 400,699.50

Step by Step Solution

1. Step 1: Write the proportion equation
   169,137 : 400,699.50 = 400,699.50 : x
2. Step 2: Convert to fraction form
   169,137/400,699.50 = 400,699.50/x
3. Step 3: Cross multiply
   169,137x = 400,699.50 × 400,699.50
4. Step 4: Simplify right side
   169,137x = 160,560,089,300.25
5. Step 5: Solve for x
   x = 160,560,089,300.25/169,137
6. Step 6: Final answer
   x = 949,290.16