Finding the Fourth Proportional to 49,969.49, 74,932.89 and 28,924.05

Step by Step Solution

1. Step 1: Write the proportion equation
   49,969.49 : 74,932.89 = 28,924.05 : x
2. Step 2: Convert to fraction form
   49,969.49/74,932.89 = 28,924.05/x
3. Step 3: Cross multiply
   49,969.49x = 74,932.89 × 28,924.05
4. Step 4: Simplify right side
   49,969.49x = 2,167,362,829.54
5. Step 5: Solve for x
   x = 2,167,362,829.54/49,969.49
6. Step 6: Final answer
   x = 43,373.73