Finding the Fourth Proportional to 50,753.10, 70,038.72 and 28,092.12

Step by Step Solution

1. Step 1: Write the proportion equation
   50,753.10 : 70,038.72 = 28,092.12 : x
2. Step 2: Convert to fraction form
   50,753.10/70,038.72 = 28,092.12/x
3. Step 3: Cross multiply
   50,753.10x = 70,038.72 × 28,092.12
4. Step 4: Simplify right side
   50,753.10x = 1,967,536,126.89
5. Step 5: Solve for x
   x = 1,967,536,126.89/50,753.10
6. Step 6: Final answer
   x = 38,766.82