Finding the Third Proportional to 131,047 and 308,054

Step by Step Solution

1. Step 1: Write the proportion equation
   131,047 : 308,054 = 308,054 : x
2. Step 2: Convert to fraction form
   131,047/308,054 = 308,054/x
3. Step 3: Cross multiply
   131,047x = 308,054 × 308,054
4. Step 4: Simplify right side
   131,047x = 94,897,266,916
5. Step 5: Solve for x
   x = 94,897,266,916/131,047
6. Step 6: Final answer
   x = 724,146.81