Finding the Third Proportional to 35,866.13 and 70,814.25

Step by Step Solution

1. Step 1: Write the proportion equation
   35,866.13 : 70,814.25 = 70,814.25 : x
2. Step 2: Convert to fraction form
   35,866.13/70,814.25 = 70,814.25/x
3. Step 3: Cross multiply
   35,866.13x = 70,814.25 × 70,814.25
4. Step 4: Simplify right side
   35,866.13x = 5,014,658,003.06
5. Step 5: Solve for x
   x = 5,014,658,003.06/35,866.13
6. Step 6: Final answer
   x = 139,816.00