Finding the Fourth Proportional to 53,298, 79,941.33 and 28,311.53

Step by Step Solution

1. Step 1: Write the proportion equation
   53,298 : 79,941.33 = 28,311.53 : x
2. Step 2: Convert to fraction form
   53,298/79,941.33 = 28,311.53/x
3. Step 3: Cross multiply
   53,298x = 79,941.33 × 28,311.53
4. Step 4: Simplify right side
   53,298x = 2,263,260,962.83
5. Step 5: Solve for x
   x = 2,263,260,962.83/53,298
6. Step 6: Final answer
   x = 42,464.28