Finding the Third Proportional to 19,543.50 and 30,280

Step by Step Solution

1. Step 1: Write the proportion equation
   19,543.50 : 30,280 = 30,280 : x
2. Step 2: Convert to fraction form
   19,543.50/30,280 = 30,280/x
3. Step 3: Cross multiply
   19,543.50x = 30,280 × 30,280
4. Step 4: Simplify right side
   19,543.50x = 916,878,400
5. Step 5: Solve for x
   x = 916,878,400/19,543.50
6. Step 6: Final answer
   x = 46,914.75