Finding the Fourth Proportional to 9,301.12, 12,835.76 and 5,109.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,301.12 : 12,835.76 = 5,109.46 : x
2. Step 2: Convert to fraction form
   9,301.12/12,835.76 = 5,109.46/x
3. Step 3: Cross multiply
   9,301.12x = 12,835.76 × 5,109.46
4. Step 4: Simplify right side
   9,301.12x = 65,583,802.29
5. Step 5: Solve for x
   x = 65,583,802.29/9,301.12
6. Step 6: Final answer
   x = 7,051.17