Finding the Third Proportional to 186,192 and 401,915.25

Step by Step Solution

1. Step 1: Write the proportion equation
   186,192 : 401,915.25 = 401,915.25 : x
2. Step 2: Convert to fraction form
   186,192/401,915.25 = 401,915.25/x
3. Step 3: Cross multiply
   186,192x = 401,915.25 × 401,915.25
4. Step 4: Simplify right side
   186,192x = 161,535,868,182.56
5. Step 5: Solve for x
   x = 161,535,868,182.56/186,192
6. Step 6: Final answer
   x = 867,576.85