Finding the Fourth Proportional to 22,343.48, 30,834.06 and 12,407.48

Step by Step Solution

1. Step 1: Write the proportion equation
   22,343.48 : 30,834.06 = 12,407.48 : x
2. Step 2: Convert to fraction form
   22,343.48/30,834.06 = 12,407.48/x
3. Step 3: Cross multiply
   22,343.48x = 30,834.06 × 12,407.48
4. Step 4: Simplify right side
   22,343.48x = 382,572,982.77
5. Step 5: Solve for x
   x = 382,572,982.77/22,343.48
6. Step 6: Final answer
   x = 17,122.35