Finding the Fourth Proportional to 45,500.28, 68,324.52 and 28,080.84

Step by Step Solution

1. Step 1: Write the proportion equation
   45,500.28 : 68,324.52 = 28,080.84 : x
2. Step 2: Convert to fraction form
   45,500.28/68,324.52 = 28,080.84/x
3. Step 3: Cross multiply
   45,500.28x = 68,324.52 × 28,080.84
4. Step 4: Simplify right side
   45,500.28x = 1,918,609,914.20
5. Step 5: Solve for x
   x = 1,918,609,914.20/45,500.28
6. Step 6: Final answer
   x = 42,166.99