Finding the Third Proportional to 19,371 and 28,980.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,371 : 28,980.50 = 28,980.50 : x
2. Step 2: Convert to fraction form
   19,371/28,980.50 = 28,980.50/x
3. Step 3: Cross multiply
   19,371x = 28,980.50 × 28,980.50
4. Step 4: Simplify right side
   19,371x = 839,869,380.25
5. Step 5: Solve for x
   x = 839,869,380.25/19,371
6. Step 6: Final answer
   x = 43,357.05