Finding the Fourth Proportional to 13,165.71, 19,746.61 and 4,843.78

Step by Step Solution

1. Step 1: Write the proportion equation
   13,165.71 : 19,746.61 = 4,843.78 : x
2. Step 2: Convert to fraction form
   13,165.71/19,746.61 = 4,843.78/x
3. Step 3: Cross multiply
   13,165.71x = 19,746.61 × 4,843.78
4. Step 4: Simplify right side
   13,165.71x = 95,648,111.63
5. Step 5: Solve for x
   x = 95,648,111.63/13,165.71
6. Step 6: Final answer
   x = 7,264.94