Finding the Fourth Proportional to 7,092.64, 9,788.56 and 4,298.40

Step by Step Solution

1. Step 1: Write the proportion equation
   7,092.64 : 9,788.56 = 4,298.40 : x
2. Step 2: Convert to fraction form
   7,092.64/9,788.56 = 4,298.40/x
3. Step 3: Cross multiply
   7,092.64x = 9,788.56 × 4,298.40
4. Step 4: Simplify right side
   7,092.64x = 42,075,146.30
5. Step 5: Solve for x
   x = 42,075,146.30/7,092.64
6. Step 6: Final answer
   x = 5,932.23