Finding the Fourth Proportional to 37,054.72, 51,122.82 and 21,127.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,054.72 : 51,122.82 = 21,127.72 : x
2. Step 2: Convert to fraction form
   37,054.72/51,122.82 = 21,127.72/x
3. Step 3: Cross multiply
   37,054.72x = 51,122.82 × 21,127.72
4. Step 4: Simplify right side
   37,054.72x = 1,080,108,626.57
5. Step 5: Solve for x
   x = 1,080,108,626.57/37,054.72
6. Step 6: Final answer
   x = 29,149.02