Finding the Fourth Proportional to 22,070.34, 30,461.82 and 13,579.68

Step by Step Solution

1. Step 1: Write the proportion equation
   22,070.34 : 30,461.82 = 13,579.68 : x
2. Step 2: Convert to fraction form
   22,070.34/30,461.82 = 13,579.68/x
3. Step 3: Cross multiply
   22,070.34x = 30,461.82 × 13,579.68
4. Step 4: Simplify right side
   22,070.34x = 413,661,767.82
5. Step 5: Solve for x
   x = 413,661,767.82/22,070.34
6. Step 6: Final answer
   x = 18,742.88