Finding the Fourth Proportional to 50,892.76, 70,158.18 and 35,739.28

Step by Step Solution

1. Step 1: Write the proportion equation
   50,892.76 : 70,158.18 = 35,739.28 : x
2. Step 2: Convert to fraction form
   50,892.76/70,158.18 = 35,739.28/x
3. Step 3: Cross multiply
   50,892.76x = 70,158.18 × 35,739.28
4. Step 4: Simplify right side
   50,892.76x = 2,507,402,839.31
5. Step 5: Solve for x
   x = 2,507,402,839.31/50,892.76
6. Step 6: Final answer
   x = 49,268.36