Finding the Fourth Proportional to 22,899.96, 34,343.46 and 10,413

Step by Step Solution

1. Step 1: Write the proportion equation
   22,899.96 : 34,343.46 = 10,413 : x
2. Step 2: Convert to fraction form
   22,899.96/34,343.46 = 10,413/x
3. Step 3: Cross multiply
   22,899.96x = 34,343.46 × 10,413
4. Step 4: Simplify right side
   22,899.96x = 357,618,448.98
5. Step 5: Solve for x
   x = 357,618,448.98/22,899.96
6. Step 6: Final answer
   x = 15,616.55