Finding the Fourth Proportional to 67,752.29, 101,612.10 and 28,288.01

Step by Step Solution

1. Step 1: Write the proportion equation
   67,752.29 : 101,612.10 = 28,288.01 : x
2. Step 2: Convert to fraction form
   67,752.29/101,612.10 = 28,288.01/x
3. Step 3: Cross multiply
   67,752.29x = 101,612.10 × 28,288.01
4. Step 4: Simplify right side
   67,752.29x = 2,874,404,461.03
5. Step 5: Solve for x
   x = 2,874,404,461.03/67,752.29
6. Step 6: Final answer
   x = 42,425.20