Finding the Fourth Proportional to 14,077.72, 19,426.98 and 7,790.14

Step by Step Solution

1. Step 1: Write the proportion equation
   14,077.72 : 19,426.98 = 7,790.14 : x
2. Step 2: Convert to fraction form
   14,077.72/19,426.98 = 7,790.14/x
3. Step 3: Cross multiply
   14,077.72x = 19,426.98 × 7,790.14
4. Step 4: Simplify right side
   14,077.72x = 151,338,893.98
5. Step 5: Solve for x
   x = 151,338,893.98/14,077.72
6. Step 6: Final answer
   x = 10,750.24