Finding the Third Proportional to 16,980.75 and 35,156.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,980.75 : 35,156.25 = 35,156.25 : x
2. Step 2: Convert to fraction form
   16,980.75/35,156.25 = 35,156.25/x
3. Step 3: Cross multiply
   16,980.75x = 35,156.25 × 35,156.25
4. Step 4: Simplify right side
   16,980.75x = 1,235,961,914.06
5. Step 5: Solve for x
   x = 1,235,961,914.06/16,980.75
6. Step 6: Final answer
   x = 72,786.06