Finding the Third Proportional to 16,389.25 and 35,937.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,389.25 : 35,937.50 = 35,937.50 : x
2. Step 2: Convert to fraction form
   16,389.25/35,937.50 = 35,937.50/x
3. Step 3: Cross multiply
   16,389.25x = 35,937.50 × 35,937.50
4. Step 4: Simplify right side
   16,389.25x = 1,291,503,906.25
5. Step 5: Solve for x
   x = 1,291,503,906.25/16,389.25
6. Step 6: Final answer
   x = 78,801.89