Finding the Fourth Proportional to 22,483.68, 31,028.34 and 12,412.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,483.68 : 31,028.34 = 12,412.56 : x
2. Step 2: Convert to fraction form
   22,483.68/31,028.34 = 12,412.56/x
3. Step 3: Cross multiply
   22,483.68x = 31,028.34 × 12,412.56
4. Step 4: Simplify right side
   22,483.68x = 385,141,131.95
5. Step 5: Solve for x
   x = 385,141,131.95/22,483.68
6. Step 6: Final answer
   x = 17,129.81