Finding the Fourth Proportional to 15,510.98, 21,398.22 and 10,473.59

Step by Step Solution

1. Step 1: Write the proportion equation
   15,510.98 : 21,398.22 = 10,473.59 : x
2. Step 2: Convert to fraction form
   15,510.98/21,398.22 = 10,473.59/x
3. Step 3: Cross multiply
   15,510.98x = 21,398.22 × 10,473.59
4. Step 4: Simplify right side
   15,510.98x = 224,116,076.02
5. Step 5: Solve for x
   x = 224,116,076.02/15,510.98
6. Step 6: Final answer
   x = 14,448.87