Finding the Fourth Proportional to 14,066.76, 19,412.52 and 7,779.54

Step by Step Solution

1. Step 1: Write the proportion equation
   14,066.76 : 19,412.52 = 7,779.54 : x
2. Step 2: Convert to fraction form
   14,066.76/19,412.52 = 7,779.54/x
3. Step 3: Cross multiply
   14,066.76x = 19,412.52 × 7,779.54
4. Step 4: Simplify right side
   14,066.76x = 151,020,475.84
5. Step 5: Solve for x
   x = 151,020,475.84/14,066.76
6. Step 6: Final answer
   x = 10,735.98