Finding the Fourth Proportional to 7,905.42, 10,914.57 and 5,074.02

Step by Step Solution

1. Step 1: Write the proportion equation
   7,905.42 : 10,914.57 = 5,074.02 : x
2. Step 2: Convert to fraction form
   7,905.42/10,914.57 = 5,074.02/x
3. Step 3: Cross multiply
   7,905.42x = 10,914.57 × 5,074.02
4. Step 4: Simplify right side
   7,905.42x = 55,380,746.47
5. Step 5: Solve for x
   x = 55,380,746.47/7,905.42
6. Step 6: Final answer
   x = 7,005.41