Finding the Fourth Proportional to 15,404.56, 21,250.88 and 10,097.04

Step by Step Solution

1. Step 1: Write the proportion equation
   15,404.56 : 21,250.88 = 10,097.04 : x
2. Step 2: Convert to fraction form
   15,404.56/21,250.88 = 10,097.04/x
3. Step 3: Cross multiply
   15,404.56x = 21,250.88 × 10,097.04
4. Step 4: Simplify right side
   15,404.56x = 214,570,985.40
5. Step 5: Solve for x
   x = 214,570,985.40/15,404.56
6. Step 6: Final answer
   x = 13,929.06