Finding the Third Proportional to 19,239.75 and 28,012.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,239.75 : 28,012.50 = 28,012.50 : x
2. Step 2: Convert to fraction form
   19,239.75/28,012.50 = 28,012.50/x
3. Step 3: Cross multiply
   19,239.75x = 28,012.50 × 28,012.50
4. Step 4: Simplify right side
   19,239.75x = 784,700,156.25
5. Step 5: Solve for x
   x = 784,700,156.25/19,239.75
6. Step 6: Final answer
   x = 40,785.36