Finding the Fourth Proportional to 12,962.84, 19,442.10 and 4,196.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,962.84 : 19,442.10 = 4,196.48 : x
2. Step 2: Convert to fraction form
   12,962.84/19,442.10 = 4,196.48/x
3. Step 3: Cross multiply
   12,962.84x = 19,442.10 × 4,196.48
4. Step 4: Simplify right side
   12,962.84x = 81,588,383.81
5. Step 5: Solve for x
   x = 81,588,383.81/12,962.84
6. Step 6: Final answer
   x = 6,294.02