Finding the Fourth Proportional to 28,077, 42,101.40 and 9,350.42

Step by Step Solution

1. Step 1: Write the proportion equation
   28,077 : 42,101.40 = 9,350.42 : x
2. Step 2: Convert to fraction form
   28,077/42,101.40 = 9,350.42/x
3. Step 3: Cross multiply
   28,077x = 42,101.40 × 9,350.42
4. Step 4: Simplify right side
   28,077x = 393,665,772.59
5. Step 5: Solve for x
   x = 393,665,772.59/28,077
6. Step 6: Final answer
   x = 14,020.93