Finding the Fourth Proportional to 14,059.09, 19,402.37 and 7,772.05

Step by Step Solution

1. Step 1: Write the proportion equation
   14,059.09 : 19,402.37 = 7,772.05 : x
2. Step 2: Convert to fraction form
   14,059.09/19,402.37 = 7,772.05/x
3. Step 3: Cross multiply
   14,059.09x = 19,402.37 × 7,772.05
4. Step 4: Simplify right side
   14,059.09x = 150,796,150.90
5. Step 5: Solve for x
   x = 150,796,150.90/14,059.09
6. Step 6: Final answer
   x = 10,725.88