Finding the Fourth Proportional to 13,175.33, 19,761.54 and 3,314.61

Step by Step Solution

1. Step 1: Write the proportion equation
   13,175.33 : 19,761.54 = 3,314.61 : x
2. Step 2: Convert to fraction form
   13,175.33/19,761.54 = 3,314.61/x
3. Step 3: Cross multiply
   13,175.33x = 19,761.54 × 3,314.61
4. Step 4: Simplify right side
   13,175.33x = 65,501,781.53
5. Step 5: Solve for x
   x = 65,501,781.53/13,175.33
6. Step 6: Final answer
   x = 4,971.55