Finding the Fourth Proportional to 16,507.50, 24,763.32 and 5,415.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,507.50 : 24,763.32 = 5,415.34 : x
2. Step 2: Convert to fraction form
   16,507.50/24,763.32 = 5,415.34/x
3. Step 3: Cross multiply
   16,507.50x = 24,763.32 × 5,415.34
4. Step 4: Simplify right side
   16,507.50x = 134,101,797.33
5. Step 5: Solve for x
   x = 134,101,797.33/16,507.50
6. Step 6: Final answer
   x = 8,123.69