Finding the Fourth Proportional to 12,099.50, 18,156.15 and 4,703.00

Step by Step Solution

1. Step 1: Write the proportion equation
   12,099.50 : 18,156.15 = 4,703.00 : x
2. Step 2: Convert to fraction form
   12,099.50/18,156.15 = 4,703.00/x
3. Step 3: Cross multiply
   12,099.50x = 18,156.15 × 4,703.00
4. Step 4: Simplify right side
   12,099.50x = 85,388,282.67
5. Step 5: Solve for x
   x = 85,388,282.67/12,099.50
6. Step 6: Final answer
   x = 7,057.17