Finding the Fourth Proportional to 37,049.09, 51,128.15 and 21,134.48

Step by Step Solution

1. Step 1: Write the proportion equation
   37,049.09 : 51,128.15 = 21,134.48 : x
2. Step 2: Convert to fraction form
   37,049.09/51,128.15 = 21,134.48/x
3. Step 3: Cross multiply
   37,049.09x = 51,128.15 × 21,134.48
4. Step 4: Simplify right side
   37,049.09x = 1,080,566,502.30
5. Step 5: Solve for x
   x = 1,080,566,502.30/37,049.09
6. Step 6: Final answer
   x = 29,165.81