Finding the Fourth Proportional to 22,956,972.36, 31,682,859.57 and 17,145,665.02

Step by Step Solution

1. Step 1: Write the proportion equation
   22,956,972.36 : 31,682,859.57 = 17,145,665.02 : x
2. Step 2: Convert to fraction form
   22,956,972.36/31,682,859.57 = 17,145,665.02/x
3. Step 3: Cross multiply
   22,956,972.36x = 31,682,859.57 × 17,145,665.02
4. Step 4: Simplify right side
   22,956,972.36x = 543,223,697,062,921.25
5. Step 5: Solve for x
   x = 543,223,697,062,921.25/22,956,972.36
6. Step 6: Final answer
   x = 23,662,688.99