Finding the Third Proportional to 88,459.50 and 186,904.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,459.50 : 186,904.50 = 186,904.50 : x
2. Step 2: Convert to fraction form
   88,459.50/186,904.50 = 186,904.50/x
3. Step 3: Cross multiply
   88,459.50x = 186,904.50 × 186,904.50
4. Step 4: Simplify right side
   88,459.50x = 34,933,292,120.25
5. Step 5: Solve for x
   x = 34,933,292,120.25/88,459.50
6. Step 6: Final answer
   x = 394,907.18