Finding the Fourth Proportional to 49,139.33, 73,709.01 and 21,041.24

Step by Step Solution

1. Step 1: Write the proportion equation
   49,139.33 : 73,709.01 = 21,041.24 : x
2. Step 2: Convert to fraction form
   49,139.33/73,709.01 = 21,041.24/x
3. Step 3: Cross multiply
   49,139.33x = 73,709.01 × 21,041.24
4. Step 4: Simplify right side
   49,139.33x = 1,550,928,601.03
5. Step 5: Solve for x
   x = 1,550,928,601.03/49,139.33
6. Step 6: Final answer
   x = 31,561.86