Finding the Third Proportional to 58,773,453.50 and 137,245,906

Step by Step Solution

1. Step 1: Write the proportion equation
   58,773,453.50 : 137,245,906 = 137,245,906 : x
2. Step 2: Convert to fraction form
   58,773,453.50/137,245,906 = 137,245,906/x
3. Step 3: Cross multiply
   58,773,453.50x = 137,245,906 × 137,245,906
4. Step 4: Simplify right side
   58,773,453.50x = 18,836,438,713,760,836
5. Step 5: Solve for x
   x = 18,836,438,713,760,836/58,773,453.50
6. Step 6: Final answer
   x = 320,492,290.18