Finding the Fourth Proportional to 37,105.52, 51,203.02 and 21,997.40

Step by Step Solution

1. Step 1: Write the proportion equation
   37,105.52 : 51,203.02 = 21,997.40 : x
2. Step 2: Convert to fraction form
   37,105.52/51,203.02 = 21,997.40/x
3. Step 3: Cross multiply
   37,105.52x = 51,203.02 × 21,997.40
4. Step 4: Simplify right side
   37,105.52x = 1,126,333,312.15
5. Step 5: Solve for x
   x = 1,126,333,312.15/37,105.52
6. Step 6: Final answer
   x = 30,354.87