Finding the Fourth Proportional to 87,003.01, 120,072.57 and 48,769.05

Step by Step Solution

1. Step 1: Write the proportion equation
   87,003.01 : 120,072.57 = 48,769.05 : x
2. Step 2: Convert to fraction form
   87,003.01/120,072.57 = 48,769.05/x
3. Step 3: Cross multiply
   87,003.01x = 120,072.57 × 48,769.05
4. Step 4: Simplify right side
   87,003.01x = 5,855,825,169.96
5. Step 5: Solve for x
   x = 5,855,825,169.96/87,003.01
6. Step 6: Final answer
   x = 67,306.01