Finding the Fourth Proportional to 31,878.72, 47,774.34 and 16,263.54

Step by Step Solution

1. Step 1: Write the proportion equation
   31,878.72 : 47,774.34 = 16,263.54 : x
2. Step 2: Convert to fraction form
   31,878.72/47,774.34 = 16,263.54/x
3. Step 3: Cross multiply
   31,878.72x = 47,774.34 × 16,263.54
4. Step 4: Simplify right side
   31,878.72x = 776,979,889.56
5. Step 5: Solve for x
   x = 776,979,889.56/31,878.72
6. Step 6: Final answer
   x = 24,373.00