Finding the Third Proportional to 16,886.25 and 39,091.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,886.25 : 39,091.88 = 39,091.88 : x
2. Step 2: Convert to fraction form
   16,886.25/39,091.88 = 39,091.88/x
3. Step 3: Cross multiply
   16,886.25x = 39,091.88 × 39,091.88
4. Step 4: Simplify right side
   16,886.25x = 1,528,174,691.02
5. Step 5: Solve for x
   x = 1,528,174,691.02/16,886.25
6. Step 6: Final answer
   x = 90,498.17