Finding the Third Proportional to 35,142.50 and 56,206.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,142.50 : 56,206.50 = 56,206.50 : x
2. Step 2: Convert to fraction form
   35,142.50/56,206.50 = 56,206.50/x
3. Step 3: Cross multiply
   35,142.50x = 56,206.50 × 56,206.50
4. Step 4: Simplify right side
   35,142.50x = 3,159,170,642.25
5. Step 5: Solve for x
   x = 3,159,170,642.25/35,142.50
6. Step 6: Final answer
   x = 89,896.01