Finding the Fourth Proportional to 52,210.69, 72,050.82 and 28,337.37

Step by Step Solution

1. Step 1: Write the proportion equation
   52,210.69 : 72,050.82 = 28,337.37 : x
2. Step 2: Convert to fraction form
   52,210.69/72,050.82 = 28,337.37/x
3. Step 3: Cross multiply
   52,210.69x = 72,050.82 × 28,337.37
4. Step 4: Simplify right side
   52,210.69x = 2,041,730,384.89
5. Step 5: Solve for x
   x = 2,041,730,384.89/52,210.69
6. Step 6: Final answer
   x = 39,105.60