Finding the Fourth Proportional to 12,520.50, 18,783.18 and 5,595

Step by Step Solution

1. Step 1: Write the proportion equation
   12,520.50 : 18,783.18 = 5,595 : x
2. Step 2: Convert to fraction form
   12,520.50/18,783.18 = 5,595/x
3. Step 3: Cross multiply
   12,520.50x = 18,783.18 × 5,595
4. Step 4: Simplify right side
   12,520.50x = 105,091,892.10
5. Step 5: Solve for x
   x = 105,091,892.10/12,520.50
6. Step 6: Final answer
   x = 8,393.59