Finding the Fourth Proportional to 12,848.96, 17,731.50 and 7,469.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,848.96 : 17,731.50 = 7,469.48 : x
2. Step 2: Convert to fraction form
   12,848.96/17,731.50 = 7,469.48/x
3. Step 3: Cross multiply
   12,848.96x = 17,731.50 × 7,469.48
4. Step 4: Simplify right side
   12,848.96x = 132,445,084.62
5. Step 5: Solve for x
   x = 132,445,084.62/12,848.96
6. Step 6: Final answer
   x = 10,307.84