Finding the Fourth Proportional to 13,992.01, 19,308.94 and 7,704.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,992.01 : 19,308.94 = 7,704.38 : x
2. Step 2: Convert to fraction form
   13,992.01/19,308.94 = 7,704.38/x
3. Step 3: Cross multiply
   13,992.01x = 19,308.94 × 7,704.38
4. Step 4: Simplify right side
   13,992.01x = 148,763,411.16
5. Step 5: Solve for x
   x = 148,763,411.16/13,992.01
6. Step 6: Final answer
   x = 10,632.03