Finding the Fourth Proportional to 7,343.86, 10,131.17 and 5,111.06

Step by Step Solution

1. Step 1: Write the proportion equation
   7,343.86 : 10,131.17 = 5,111.06 : x
2. Step 2: Convert to fraction form
   7,343.86/10,131.17 = 5,111.06/x
3. Step 3: Cross multiply
   7,343.86x = 10,131.17 × 5,111.06
4. Step 4: Simplify right side
   7,343.86x = 51,781,017.74
5. Step 5: Solve for x
   x = 51,781,017.74/7,343.86
6. Step 6: Final answer
   x = 7,050.93