Finding the Third Proportional to 58,678.50 and 88,297.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,678.50 : 88,297.50 = 88,297.50 : x
2. Step 2: Convert to fraction form
   58,678.50/88,297.50 = 88,297.50/x
3. Step 3: Cross multiply
   58,678.50x = 88,297.50 × 88,297.50
4. Step 4: Simplify right side
   58,678.50x = 7,796,448,506.25
5. Step 5: Solve for x
   x = 7,796,448,506.25/58,678.50
6. Step 6: Final answer
   x = 132,867.21