Finding the Fourth Proportional to 23,487,896.78, 32,413,231.20 and 13,035,491.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,487,896.78 : 32,413,231.20 = 13,035,491.15 : x
2. Step 2: Convert to fraction form
   23,487,896.78/32,413,231.20 = 13,035,491.15/x
3. Step 3: Cross multiply
   23,487,896.78x = 32,413,231.20 × 13,035,491.15
4. Step 4: Simplify right side
   23,487,896.78x = 422,522,388,450,503.88
5. Step 5: Solve for x
   x = 422,522,388,450,503.88/23,487,896.78
6. Step 6: Final answer
   x = 17,988,940.96