Finding the Fourth Proportional to 52,798.33, 72,861.83 and 28,925.47

Step by Step Solution

1. Step 1: Write the proportion equation
   52,798.33 : 72,861.83 = 28,925.47 : x
2. Step 2: Convert to fraction form
   52,798.33/72,861.83 = 28,925.47/x
3. Step 3: Cross multiply
   52,798.33x = 72,861.83 × 28,925.47
4. Step 4: Simplify right side
   52,798.33x = 2,107,562,677.81
5. Step 5: Solve for x
   x = 2,107,562,677.81/52,798.33
6. Step 6: Final answer
   x = 39,917.22