Finding the Third Proportional to 19,086 and 28,837.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,086 : 28,837.50 = 28,837.50 : x
2. Step 2: Convert to fraction form
   19,086/28,837.50 = 28,837.50/x
3. Step 3: Cross multiply
   19,086x = 28,837.50 × 28,837.50
4. Step 4: Simplify right side
   19,086x = 831,601,406.25
5. Step 5: Solve for x
   x = 831,601,406.25/19,086
6. Step 6: Final answer
   x = 43,571.28