Finding the Fourth Proportional to 36,156.42, 49,887.27 and 21,039.93

Step by Step Solution

1. Step 1: Write the proportion equation
   36,156.42 : 49,887.27 = 21,039.93 : x
2. Step 2: Convert to fraction form
   36,156.42/49,887.27 = 21,039.93/x
3. Step 3: Cross multiply
   36,156.42x = 49,887.27 × 21,039.93
4. Step 4: Simplify right side
   36,156.42x = 1,049,624,668.69
5. Step 5: Solve for x
   x = 1,049,624,668.69/36,156.42
6. Step 6: Final answer
   x = 29,030.10