Finding the Third Proportional to 39,009 and 58,858.50

Step by Step Solution

1. Step 1: Write the proportion equation
   39,009 : 58,858.50 = 58,858.50 : x
2. Step 2: Convert to fraction form
   39,009/58,858.50 = 58,858.50/x
3. Step 3: Cross multiply
   39,009x = 58,858.50 × 58,858.50
4. Step 4: Simplify right side
   39,009x = 3,464,323,022.25
5. Step 5: Solve for x
   x = 3,464,323,022.25/39,009
6. Step 6: Final answer
   x = 88,808.30