Finding the Fourth Proportional to 16,121.10, 24,188.56 and 7,807.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,121.10 : 24,188.56 = 7,807.34 : x
2. Step 2: Convert to fraction form
   16,121.10/24,188.56 = 7,807.34/x
3. Step 3: Cross multiply
   16,121.10x = 24,188.56 × 7,807.34
4. Step 4: Simplify right side
   16,121.10x = 188,848,312.03
5. Step 5: Solve for x
   x = 188,848,312.03/16,121.10
6. Step 6: Final answer
   x = 11,714.36