Finding the Fourth Proportional to 12,131.04, 18,192.90 and 4,733.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,131.04 : 18,192.90 = 4,733.50 : x
2. Step 2: Convert to fraction form
   12,131.04/18,192.90 = 4,733.50/x
3. Step 3: Cross multiply
   12,131.04x = 18,192.90 × 4,733.50
4. Step 4: Simplify right side
   12,131.04x = 86,116,092.15
5. Step 5: Solve for x
   x = 86,116,092.15/12,131.04
6. Step 6: Final answer
   x = 7,098.82