Finding the Fourth Proportional to 51,498.96, 71,054.28 and 29,142.48

Step by Step Solution

1. Step 1: Write the proportion equation
   51,498.96 : 71,054.28 = 29,142.48 : x
2. Step 2: Convert to fraction form
   51,498.96/71,054.28 = 29,142.48/x
3. Step 3: Cross multiply
   51,498.96x = 71,054.28 × 29,142.48
4. Step 4: Simplify right side
   51,498.96x = 2,070,697,933.81
5. Step 5: Solve for x
   x = 2,070,697,933.81/51,498.96
6. Step 6: Final answer
   x = 40,208.54