Finding the Fourth Proportional to 14,065.32, 19,410.66 and 7,777.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,065.32 : 19,410.66 = 7,777.56 : x
2. Step 2: Convert to fraction form
   14,065.32/19,410.66 = 7,777.56/x
3. Step 3: Cross multiply
   14,065.32x = 19,410.66 × 7,777.56
4. Step 4: Simplify right side
   14,065.32x = 150,967,572.79
5. Step 5: Solve for x
   x = 150,967,572.79/14,065.32
6. Step 6: Final answer
   x = 10,733.32