Finding the Fourth Proportional to 23,440.59, 32,347.98 and 12,830.22

Step by Step Solution

1. Step 1: Write the proportion equation
   23,440.59 : 32,347.98 = 12,830.22 : x
2. Step 2: Convert to fraction form
   23,440.59/32,347.98 = 12,830.22/x
3. Step 3: Cross multiply
   23,440.59x = 32,347.98 × 12,830.22
4. Step 4: Simplify right side
   23,440.59x = 415,031,699.96
5. Step 5: Solve for x
   x = 415,031,699.96/23,440.59
6. Step 6: Final answer
   x = 17,705.68