Finding the Fourth Proportional to 37,064.79, 51,147.45 and 21,150.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,064.79 : 51,147.45 = 21,150.72 : x
2. Step 2: Convert to fraction form
   37,064.79/51,147.45 = 21,150.72/x
3. Step 3: Cross multiply
   37,064.79x = 51,147.45 × 21,150.72
4. Step 4: Simplify right side
   37,064.79x = 1,081,805,393.66
5. Step 5: Solve for x
   x = 1,081,805,393.66/37,064.79
6. Step 6: Final answer
   x = 29,186.88