Finding the Fourth Proportional to 49,019.94, 67,642.02 and 28,875.51

Step by Step Solution

1. Step 1: Write the proportion equation
   49,019.94 : 67,642.02 = 28,875.51 : x
2. Step 2: Convert to fraction form
   49,019.94/67,642.02 = 28,875.51/x
3. Step 3: Cross multiply
   49,019.94x = 67,642.02 × 28,875.51
4. Step 4: Simplify right side
   49,019.94x = 1,953,197,824.93
5. Step 5: Solve for x
   x = 1,953,197,824.93/49,019.94
6. Step 6: Final answer
   x = 39,844.97