Finding the Third Proportional to 16,862.19 and 36,426.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16,862.19 : 36,426.06 = 36,426.06 : x
2. Step 2: Convert to fraction form
   16,862.19/36,426.06 = 36,426.06/x
3. Step 3: Cross multiply
   16,862.19x = 36,426.06 × 36,426.06
4. Step 4: Simplify right side
   16,862.19x = 1,326,858,029.25
5. Step 5: Solve for x
   x = 1,326,858,029.25/16,862.19
6. Step 6: Final answer
   x = 78,688.37