Finding the Fourth Proportional to 14,027.59, 19,358.45 and 7,978.83

Step by Step Solution

1. Step 1: Write the proportion equation
   14,027.59 : 19,358.45 = 7,978.83 : x
2. Step 2: Convert to fraction form
   14,027.59/19,358.45 = 7,978.83/x
3. Step 3: Cross multiply
   14,027.59x = 19,358.45 × 7,978.83
4. Step 4: Simplify right side
   14,027.59x = 154,457,781.61
5. Step 5: Solve for x
   x = 154,457,781.61/14,027.59
6. Step 6: Final answer
   x = 11,011.00