Finding the Fourth Proportional to 50,070.30, 69,096.66 and 28,849.10

Step by Step Solution

1. Step 1: Write the proportion equation
   50,070.30 : 69,096.66 = 28,849.10 : x
2. Step 2: Convert to fraction form
   50,070.30/69,096.66 = 28,849.10/x
3. Step 3: Cross multiply
   50,070.30x = 69,096.66 × 28,849.10
4. Step 4: Simplify right side
   50,070.30x = 1,993,376,454.01
5. Step 5: Solve for x
   x = 1,993,376,454.01/50,070.30
6. Step 6: Final answer
   x = 39,811.55