Finding the Fourth Proportional to 37,009.94, 51,078.58 and 21,090.74

Step by Step Solution

1. Step 1: Write the proportion equation
   37,009.94 : 51,078.58 = 21,090.74 : x
2. Step 2: Convert to fraction form
   37,009.94/51,078.58 = 21,090.74/x
3. Step 3: Cross multiply
   37,009.94x = 51,078.58 × 21,090.74
4. Step 4: Simplify right side
   37,009.94x = 1,077,284,742.23
5. Step 5: Solve for x
   x = 1,077,284,742.23/37,009.94
6. Step 6: Final answer
   x = 29,107.99