Finding the Fourth Proportional to 37,062.76, 51,150.90 and 21,149.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,062.76 : 51,150.90 = 21,149.50 : x
2. Step 2: Convert to fraction form
   37,062.76/51,150.90 = 21,149.50/x
3. Step 3: Cross multiply
   37,062.76x = 51,150.90 × 21,149.50
4. Step 4: Simplify right side
   37,062.76x = 1,081,815,959.55
5. Step 5: Solve for x
   x = 1,081,815,959.55/37,062.76
6. Step 6: Final answer
   x = 29,188.76