Finding the Third Proportional to 16,999.88 and 37,216.13

Step by Step Solution

1. Step 1: Write the proportion equation
   16,999.88 : 37,216.13 = 37,216.13 : x
2. Step 2: Convert to fraction form
   16,999.88/37,216.13 = 37,216.13/x
3. Step 3: Cross multiply
   16,999.88x = 37,216.13 × 37,216.13
4. Step 4: Simplify right side
   16,999.88x = 1,385,039,960.02
5. Step 5: Solve for x
   x = 1,385,039,960.02/16,999.88
6. Step 6: Final answer
   x = 81,473.54