Finding the Third Proportional to 85,044.50 and 186,248

Step by Step Solution

1. Step 1: Write the proportion equation
   85,044.50 : 186,248 = 186,248 : x
2. Step 2: Convert to fraction form
   85,044.50/186,248 = 186,248/x
3. Step 3: Cross multiply
   85,044.50x = 186,248 × 186,248
4. Step 4: Simplify right side
   85,044.50x = 34,688,317,504
5. Step 5: Solve for x
   x = 34,688,317,504/85,044.50
6. Step 6: Final answer
   x = 407,884.31