Finding the Fourth Proportional to 14,118.72, 19,475.35 and 9,338.77

Step by Step Solution

1. Step 1: Write the proportion equation
   14,118.72 : 19,475.35 = 9,338.77 : x
2. Step 2: Convert to fraction form
   14,118.72/19,475.35 = 9,338.77/x
3. Step 3: Cross multiply
   14,118.72x = 19,475.35 × 9,338.77
4. Step 4: Simplify right side
   14,118.72x = 181,875,814.32
5. Step 5: Solve for x
   x = 181,875,814.32/14,118.72
6. Step 6: Final answer
   x = 12,881.89