Finding the Third Proportional to 12,998 and 28,181.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,998 : 28,181.50 = 28,181.50 : x
2. Step 2: Convert to fraction form
   12,998/28,181.50 = 28,181.50/x
3. Step 3: Cross multiply
   12,998x = 28,181.50 × 28,181.50
4. Step 4: Simplify right side
   12,998x = 794,196,942.25
5. Step 5: Solve for x
   x = 794,196,942.25/12,998
6. Step 6: Final answer
   x = 61,101.47