Finding the Fourth Proportional to 13,307.58, 19,962.57 and 3,446.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,307.58 : 19,962.57 = 3,446.82 : x
2. Step 2: Convert to fraction form
   13,307.58/19,962.57 = 3,446.82/x
3. Step 3: Cross multiply
   13,307.58x = 19,962.57 × 3,446.82
4. Step 4: Simplify right side
   13,307.58x = 68,807,385.53
5. Step 5: Solve for x
   x = 68,807,385.53/13,307.58
6. Step 6: Final answer
   x = 5,170.54