Finding the Third Proportional to 88,448.63 and 186,880.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,448.63 : 186,880.50 = 186,880.50 : x
2. Step 2: Convert to fraction form
   88,448.63/186,880.50 = 186,880.50/x
3. Step 3: Cross multiply
   88,448.63x = 186,880.50 × 186,880.50
4. Step 4: Simplify right side
   88,448.63x = 34,924,321,280.25
5. Step 5: Solve for x
   x = 34,924,321,280.25/88,448.63
6. Step 6: Final answer
   x = 394,854.32