Finding the Third Proportional to 30,219 and 40,567.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,219 : 40,567.50 = 40,567.50 : x
2. Step 2: Convert to fraction form
   30,219/40,567.50 = 40,567.50/x
3. Step 3: Cross multiply
   30,219x = 40,567.50 × 40,567.50
4. Step 4: Simplify right side
   30,219x = 1,645,722,056.25
5. Step 5: Solve for x
   x = 1,645,722,056.25/30,219
6. Step 6: Final answer
   x = 54,459.85