Finding the Fourth Proportional to 52,073.56, 78,113.98 and 20,908.82

Step by Step Solution

1. Step 1: Write the proportion equation
   52,073.56 : 78,113.98 = 20,908.82 : x
2. Step 2: Convert to fraction form
   52,073.56/78,113.98 = 20,908.82/x
3. Step 3: Cross multiply
   52,073.56x = 78,113.98 × 20,908.82
4. Step 4: Simplify right side
   52,073.56x = 1,633,271,147.30
5. Step 5: Solve for x
   x = 1,633,271,147.30/52,073.56
6. Step 6: Final answer
   x = 31,364.69