Finding the Fourth Proportional to 37,196.17, 51,318.23 and 21,061.28

Step by Step Solution

1. Step 1: Write the proportion equation
   37,196.17 : 51,318.23 = 21,061.28 : x
2. Step 2: Convert to fraction form
   37,196.17/51,318.23 = 21,061.28/x
3. Step 3: Cross multiply
   37,196.17x = 51,318.23 × 21,061.28
4. Step 4: Simplify right side
   37,196.17x = 1,080,827,249.24
5. Step 5: Solve for x
   x = 1,080,827,249.24/37,196.17
6. Step 6: Final answer
   x = 29,057.49