Finding the Third Proportional to 181,470 and 272,386.50

Step by Step Solution

1. Step 1: Write the proportion equation
   181,470 : 272,386.50 = 272,386.50 : x
2. Step 2: Convert to fraction form
   181,470/272,386.50 = 272,386.50/x
3. Step 3: Cross multiply
   181,470x = 272,386.50 × 272,386.50
4. Step 4: Simplify right side
   181,470x = 74,194,405,382.25
5. Step 5: Solve for x
   x = 74,194,405,382.25/181,470
6. Step 6: Final answer
   x = 408,852.18