Finding the Fourth Proportional to 27,469.89, 37,897.71 and 17,921.00

Step by Step Solution

1. Step 1: Write the proportion equation
   27,469.89 : 37,897.71 = 17,921.00 : x
2. Step 2: Convert to fraction form
   27,469.89/37,897.71 = 17,921.00/x
3. Step 3: Cross multiply
   27,469.89x = 37,897.71 × 17,921.00
4. Step 4: Simplify right side
   27,469.89x = 679,164,671.42
5. Step 5: Solve for x
   x = 679,164,671.42/27,469.89
6. Step 6: Final answer
   x = 24,723.97