Finding the Fourth Proportional to 227,760,920.09, 314,310,372.83 and 123,339,171.50

Step by Step Solution

1. Step 1: Write the proportion equation
   227,760,920.09 : 314,310,372.83 = 123,339,171.50 : x
2. Step 2: Convert to fraction form
   227,760,920.09/314,310,372.83 = 123,339,171.50/x
3. Step 3: Cross multiply
   227,760,920.09x = 314,310,372.83 × 123,339,171.50
4. Step 4: Simplify right side
   227,760,920.09x = 38,766,780,976,520,064
5. Step 5: Solve for x
   x = 38,766,780,976,520,064/227,760,920.09
6. Step 6: Final answer
   x = 170,208,220.80