Finding the Fourth Proportional to 14,259.46, 19,677.92 and 7,886.34

Step by Step Solution

1. Step 1: Write the proportion equation
   14,259.46 : 19,677.92 = 7,886.34 : x
2. Step 2: Convert to fraction form
   14,259.46/19,677.92 = 7,886.34/x
3. Step 3: Cross multiply
   14,259.46x = 19,677.92 × 7,886.34
4. Step 4: Simplify right side
   14,259.46x = 155,186,767.61
5. Step 5: Solve for x
   x = 155,186,767.61/14,259.46
6. Step 6: Final answer
   x = 10,883.07