Finding the Fourth Proportional to 16,353,607.72, 22,404,522.73 and 15,740,674.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,353,607.72 : 22,404,522.73 = 15,740,674.28 : x
2. Step 2: Convert to fraction form
   16,353,607.72/22,404,522.73 = 15,740,674.28/x
3. Step 3: Cross multiply
   16,353,607.72x = 22,404,522.73 × 15,740,674.28
4. Step 4: Simplify right side
   16,353,607.72x = 352,662,294,691,786.38
5. Step 5: Solve for x
   x = 352,662,294,691,786.38/16,353,607.72
6. Step 6: Final answer
   x = 21,564,800.91