Finding the Fourth Proportional to 49,629.59, 68,499.63 and 30,525.78

Step by Step Solution

1. Step 1: Write the proportion equation
   49,629.59 : 68,499.63 = 30,525.78 : x
2. Step 2: Convert to fraction form
   49,629.59/68,499.63 = 30,525.78/x
3. Step 3: Cross multiply
   49,629.59x = 68,499.63 × 30,525.78
4. Step 4: Simplify right side
   49,629.59x = 2,091,004,635.46
5. Step 5: Solve for x
   x = 2,091,004,635.46/49,629.59
6. Step 6: Final answer
   x = 42,132.22