Finding the Third Proportional to 14,740 and 20,837.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,740 : 20,837.50 = 20,837.50 : x
2. Step 2: Convert to fraction form
   14,740/20,837.50 = 20,837.50/x
3. Step 3: Cross multiply
   14,740x = 20,837.50 × 20,837.50
4. Step 4: Simplify right side
   14,740x = 434,201,406.25
5. Step 5: Solve for x
   x = 434,201,406.25/14,740
6. Step 6: Final answer
   x = 29,457.35