Finding the Fourth Proportional to 49,952.52, 74,919.72 and 21,867.12

Step by Step Solution

1. Step 1: Write the proportion equation
   49,952.52 : 74,919.72 = 21,867.12 : x
2. Step 2: Convert to fraction form
   49,952.52/74,919.72 = 21,867.12/x
3. Step 3: Cross multiply
   49,952.52x = 74,919.72 × 21,867.12
4. Step 4: Simplify right side
   49,952.52x = 1,638,278,507.61
5. Step 5: Solve for x
   x = 1,638,278,507.61/49,952.52
6. Step 6: Final answer
   x = 32,796.71