Finding the Fourth Proportional to 9,301.18, 12,835.47 and 5,109.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,301.18 : 12,835.47 = 5,109.34 : x
2. Step 2: Convert to fraction form
   9,301.18/12,835.47 = 5,109.34/x
3. Step 3: Cross multiply
   9,301.18x = 12,835.47 × 5,109.34
4. Step 4: Simplify right side
   9,301.18x = 65,580,780.29
5. Step 5: Solve for x
   x = 65,580,780.29/9,301.18
6. Step 6: Final answer
   x = 7,050.80