Finding the Fourth Proportional to 67,499.10, 101,193.87 and 28,085.71

Step by Step Solution

1. Step 1: Write the proportion equation
   67,499.10 : 101,193.87 = 28,085.71 : x
2. Step 2: Convert to fraction form
   67,499.10/101,193.87 = 28,085.71/x
3. Step 3: Cross multiply
   67,499.10x = 101,193.87 × 28,085.71
4. Step 4: Simplify right side
   67,499.10x = 2,842,101,686.60
5. Step 5: Solve for x
   x = 2,842,101,686.60/67,499.10
6. Step 6: Final answer
   x = 42,105.77