Finding the Fourth Proportional to 9,308.09, 13,970.34 and 7,848.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,308.09 : 13,970.34 = 7,848.27 : x
2. Step 2: Convert to fraction form
   9,308.09/13,970.34 = 7,848.27/x
3. Step 3: Cross multiply
   9,308.09x = 13,970.34 × 7,848.27
4. Step 4: Simplify right side
   9,308.09x = 109,643,000.31
5. Step 5: Solve for x
   x = 109,643,000.31/9,308.09
6. Step 6: Final answer
   x = 11,779.32