Finding the Fourth Proportional to 19,644.14, 29,460.72 and 7,792.58

Step by Step Solution

1. Step 1: Write the proportion equation
   19,644.14 : 29,460.72 = 7,792.58 : x
2. Step 2: Convert to fraction form
   19,644.14/29,460.72 = 7,792.58/x
3. Step 3: Cross multiply
   19,644.14x = 29,460.72 × 7,792.58
4. Step 4: Simplify right side
   19,644.14x = 229,575,017.46
5. Step 5: Solve for x
   x = 229,575,017.46/19,644.14
6. Step 6: Final answer
   x = 11,686.69