Finding the Fourth Proportional to 7,315.34, 10,094.29 and 4,128.39

Step by Step Solution

1. Step 1: Write the proportion equation
   7,315.34 : 10,094.29 = 4,128.39 : x
2. Step 2: Convert to fraction form
   7,315.34/10,094.29 = 4,128.39/x
3. Step 3: Cross multiply
   7,315.34x = 10,094.29 × 4,128.39
4. Step 4: Simplify right side
   7,315.34x = 41,673,165.89
5. Step 5: Solve for x
   x = 41,673,165.89/7,315.34
6. Step 6: Final answer
   x = 5,696.68