Finding the Fourth Proportional to 7,937.51, 10,947.42 and 5,422.46

Step by Step Solution

1. Step 1: Write the proportion equation
   7,937.51 : 10,947.42 = 5,422.46 : x
2. Step 2: Convert to fraction form
   7,937.51/10,947.42 = 5,422.46/x
3. Step 3: Cross multiply
   7,937.51x = 10,947.42 × 5,422.46
4. Step 4: Simplify right side
   7,937.51x = 59,361,892.32
5. Step 5: Solve for x
   x = 59,361,892.32/7,937.51
6. Step 6: Final answer
   x = 7,478.66