Finding the Fourth Proportional to 22,391,020.52, 30,909,142.25 and 15,053,109.63

Step by Step Solution

1. Step 1: Write the proportion equation
   22,391,020.52 : 30,909,142.25 = 15,053,109.63 : x
2. Step 2: Convert to fraction form
   22,391,020.52/30,909,142.25 = 15,053,109.63/x
3. Step 3: Cross multiply
   22,391,020.52x = 30,909,142.25 × 15,053,109.63
4. Step 4: Simplify right side
   22,391,020.52x = 465,278,706,783,249.38
5. Step 5: Solve for x
   x = 465,278,706,783,249.38/22,391,020.52
6. Step 6: Final answer
   x = 20,779,700.79