Finding the Third Proportional to 194,140 and 424,200

Step by Step Solution

1. Step 1: Write the proportion equation
   194,140 : 424,200 = 424,200 : x
2. Step 2: Convert to fraction form
   194,140/424,200 = 424,200/x
3. Step 3: Cross multiply
   194,140x = 424,200 × 424,200
4. Step 4: Simplify right side
   194,140x = 179,945,640,000
5. Step 5: Solve for x
   x = 179,945,640,000/194,140
6. Step 6: Final answer
   x = 926,885.96