Finding the Fourth Proportional to 37,050.57, 51,128.87 and 21,134.07

Step by Step Solution

1. Step 1: Write the proportion equation
   37,050.57 : 51,128.87 = 21,134.07 : x
2. Step 2: Convert to fraction form
   37,050.57/51,128.87 = 21,134.07/x
3. Step 3: Cross multiply
   37,050.57x = 51,128.87 × 21,134.07
4. Step 4: Simplify right side
   37,050.57x = 1,080,561,011.93
5. Step 5: Solve for x
   x = 1,080,561,011.93/37,050.57
6. Step 6: Final answer
   x = 29,164.49