Finding the Fourth Proportional to 7,940.01, 10,953.69 and 5,106.87

Step by Step Solution

1. Step 1: Write the proportion equation
   7,940.01 : 10,953.69 = 5,106.87 : x
2. Step 2: Convert to fraction form
   7,940.01/10,953.69 = 5,106.87/x
3. Step 3: Cross multiply
   7,940.01x = 10,953.69 × 5,106.87
4. Step 4: Simplify right side
   7,940.01x = 55,939,070.85
5. Step 5: Solve for x
   x = 55,939,070.85/7,940.01
6. Step 6: Final answer
   x = 7,045.21