Finding the Fourth Proportional to 52,322.82, 72,205.32 and 28,449.30

Step by Step Solution

1. Step 1: Write the proportion equation
   52,322.82 : 72,205.32 = 28,449.30 : x
2. Step 2: Convert to fraction form
   52,322.82/72,205.32 = 28,449.30/x
3. Step 3: Cross multiply
   52,322.82x = 72,205.32 × 28,449.30
4. Step 4: Simplify right side
   52,322.82x = 2,054,190,810.28
5. Step 5: Solve for x
   x = 2,054,190,810.28/52,322.82
6. Step 6: Final answer
   x = 39,259.94