Finding the Fourth Proportional to 7,947.60, 10,962.78 and 5,114.04

Step by Step Solution

1. Step 1: Write the proportion equation
   7,947.60 : 10,962.78 = 5,114.04 : x
2. Step 2: Convert to fraction form
   7,947.60/10,962.78 = 5,114.04/x
3. Step 3: Cross multiply
   7,947.60x = 10,962.78 × 5,114.04
4. Step 4: Simplify right side
   7,947.60x = 56,064,095.43
5. Step 5: Solve for x
   x = 56,064,095.43/7,947.60
6. Step 6: Final answer
   x = 7,054.22