Finding the Fourth Proportional to 37,064.37, 51,145.01 and 21,145.75

Step by Step Solution

1. Step 1: Write the proportion equation
   37,064.37 : 51,145.01 = 21,145.75 : x
2. Step 2: Convert to fraction form
   37,064.37/51,145.01 = 21,145.75/x
3. Step 3: Cross multiply
   37,064.37x = 51,145.01 × 21,145.75
4. Step 4: Simplify right side
   37,064.37x = 1,081,499,489.48
5. Step 5: Solve for x
   x = 1,081,499,489.48/37,064.37
6. Step 6: Final answer
   x = 29,178.96