Finding the Fourth Proportional to 13,913.31, 19,200.41 and 7,625.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,913.31 : 19,200.41 = 7,625.69 : x
2. Step 2: Convert to fraction form
   13,913.31/19,200.41 = 7,625.69/x
3. Step 3: Cross multiply
   13,913.31x = 19,200.41 × 7,625.69
4. Step 4: Simplify right side
   13,913.31x = 146,416,374.53
5. Step 5: Solve for x
   x = 146,416,374.53/13,913.31
6. Step 6: Final answer
   x = 10,523.48