Finding the Fourth Proportional to 52,333.30, 72,219.28 and 28,459.46

Step by Step Solution

1. Step 1: Write the proportion equation
   52,333.30 : 72,219.28 = 28,459.46 : x
2. Step 2: Convert to fraction form
   52,333.30/72,219.28 = 28,459.46/x
3. Step 3: Cross multiply
   52,333.30x = 72,219.28 × 28,459.46
4. Step 4: Simplify right side
   52,333.30x = 2,055,321,568.09
5. Step 5: Solve for x
   x = 2,055,321,568.09/52,333.30
6. Step 6: Final answer
   x = 39,273.69