Finding the Fourth Proportional to 51,777.47, 77,667.15 and 16,238.00

Step by Step Solution

1. Step 1: Write the proportion equation
   51,777.47 : 77,667.15 = 16,238.00 : x
2. Step 2: Convert to fraction form
   51,777.47/77,667.15 = 16,238.00/x
3. Step 3: Cross multiply
   51,777.47x = 77,667.15 × 16,238.00
4. Step 4: Simplify right side
   51,777.47x = 1,261,158,793.36
5. Step 5: Solve for x
   x = 1,261,158,793.36/51,777.47
6. Step 6: Final answer
   x = 24,357.29