Finding the Third Proportional to 16,890.75 and 35,799.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,890.75 : 35,799.75 = 35,799.75 : x
2. Step 2: Convert to fraction form
   16,890.75/35,799.75 = 35,799.75/x
3. Step 3: Cross multiply
   16,890.75x = 35,799.75 × 35,799.75
4. Step 4: Simplify right side
   16,890.75x = 1,281,622,100.06
5. Step 5: Solve for x
   x = 1,281,622,100.06/16,890.75
6. Step 6: Final answer
   x = 75,877.16