Finding the Fourth Proportional to 9,852.03, 14,678.48 and 9,381.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,852.03 : 14,678.48 = 9,381.83 : x
2. Step 2: Convert to fraction form
   9,852.03/14,678.48 = 9,381.83/x
3. Step 3: Cross multiply
   9,852.03x = 14,678.48 × 9,381.83
4. Step 4: Simplify right side
   9,852.03x = 137,710,914.50
5. Step 5: Solve for x
   x = 137,710,914.50/9,852.03
6. Step 6: Final answer
   x = 13,977.92