Finding the Third Proportional to 56,949.75 and 86,113.13

Step by Step Solution

1. Step 1: Write the proportion equation
   56,949.75 : 86,113.13 = 86,113.13 : x
2. Step 2: Convert to fraction form
   56,949.75/86,113.13 = 86,113.13/x
3. Step 3: Cross multiply
   56,949.75x = 86,113.13 × 86,113.13
4. Step 4: Simplify right side
   56,949.75x = 7,415,470,297.27
5. Step 5: Solve for x
   x = 7,415,470,297.27/56,949.75
6. Step 6: Final answer
   x = 130,210.76