Finding the Fourth Proportional to 82,231,092.69, 123,345,476.69 and 19,982,864.58

Step by Step Solution

1. Step 1: Write the proportion equation
   82,231,092.69 : 123,345,476.69 = 19,982,864.58 : x
2. Step 2: Convert to fraction form
   82,231,092.69/123,345,476.69 = 19,982,864.58/x
3. Step 3: Cross multiply
   82,231,092.69x = 123,345,476.69 × 19,982,864.58
4. Step 4: Simplify right side
   82,231,092.69x = 2,464,795,957,151,902
5. Step 5: Solve for x
   x = 2,464,795,957,151,902/82,231,092.69
6. Step 6: Final answer
   x = 29,974,014.41