Finding the Fourth Proportional to 52,210.79, 72,050.96 and 28,337.46

Step by Step Solution

1. Step 1: Write the proportion equation
   52,210.79 : 72,050.96 = 28,337.46 : x
2. Step 2: Convert to fraction form
   52,210.79/72,050.96 = 28,337.46/x
3. Step 3: Cross multiply
   52,210.79x = 72,050.96 × 28,337.46
4. Step 4: Simplify right side
   52,210.79x = 2,041,741,196.96
5. Step 5: Solve for x
   x = 2,041,741,196.96/52,210.79
6. Step 6: Final answer
   x = 39,105.73