Finding the Fourth Proportional to 49,021.53, 73,434.78 and 38,441.91

Step by Step Solution

1. Step 1: Write the proportion equation
   49,021.53 : 73,434.78 = 38,441.91 : x
2. Step 2: Convert to fraction form
   49,021.53/73,434.78 = 38,441.91/x
3. Step 3: Cross multiply
   49,021.53x = 73,434.78 × 38,441.91
4. Step 4: Simplify right side
   49,021.53x = 2,822,973,623.17
5. Step 5: Solve for x
   x = 2,822,973,623.17/49,021.53
6. Step 6: Final answer
   x = 57,586.41