Finding the Fourth Proportional to 13,913.98, 19,202.37 and 7,947.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,913.98 : 19,202.37 = 7,947.52 : x
2. Step 2: Convert to fraction form
   13,913.98/19,202.37 = 7,947.52/x
3. Step 3: Cross multiply
   13,913.98x = 19,202.37 × 7,947.52
4. Step 4: Simplify right side
   13,913.98x = 152,611,141.81
5. Step 5: Solve for x
   x = 152,611,141.81/13,913.98
6. Step 6: Final answer
   x = 10,968.19