Finding the Fourth Proportional to 52,496.34, 72,443.72 and 28,622.96

Step by Step Solution

1. Step 1: Write the proportion equation
   52,496.34 : 72,443.72 = 28,622.96 : x
2. Step 2: Convert to fraction form
   52,496.34/72,443.72 = 28,622.96/x
3. Step 3: Cross multiply
   52,496.34x = 72,443.72 × 28,622.96
4. Step 4: Simplify right side
   52,496.34x = 2,073,553,194.48
5. Step 5: Solve for x
   x = 2,073,553,194.48/52,496.34
6. Step 6: Final answer
   x = 39,499.00