Finding the Third Proportional to 238,472 and 492,064

Step by Step Solution

1. Step 1: Write the proportion equation
   238,472 : 492,064 = 492,064 : x
2. Step 2: Convert to fraction form
   238,472/492,064 = 492,064/x
3. Step 3: Cross multiply
   238,472x = 492,064 × 492,064
4. Step 4: Simplify right side
   238,472x = 242,126,980,096
5. Step 5: Solve for x
   x = 242,126,980,096/238,472
6. Step 6: Final answer
   x = 1,015,326.66