Finding the Fourth Proportional to 23,321,156.72, 32,183,112.12 and 13,007,871.68

Step by Step Solution

1. Step 1: Write the proportion equation
   23,321,156.72 : 32,183,112.12 = 13,007,871.68 : x
2. Step 2: Convert to fraction form
   23,321,156.72/32,183,112.12 = 13,007,871.68/x
3. Step 3: Cross multiply
   23,321,156.72x = 32,183,112.12 × 13,007,871.68
4. Step 4: Simplify right side
   23,321,156.72x = 418,633,792,720,012.75
5. Step 5: Solve for x
   x = 418,633,792,720,012.75/23,321,156.72
6. Step 6: Final answer
   x = 17,950,815.98