Finding the Third Proportional to 81,807,451.50 and 181,775,008.50

Step by Step Solution

1. Step 1: Write the proportion equation
   81,807,451.50 : 181,775,008.50 = 181,775,008.50 : x
2. Step 2: Convert to fraction form
   81,807,451.50/181,775,008.50 = 181,775,008.50/x
3. Step 3: Cross multiply
   81,807,451.50x = 181,775,008.50 × 181,775,008.50
4. Step 4: Simplify right side
   81,807,451.50x = 33,042,153,715,175,072
5. Step 5: Solve for x
   x = 33,042,153,715,175,072/81,807,451.50
6. Step 6: Final answer
   x = 403,901,516.42