Finding the Fourth Proportional to 7,091.60, 9,787.56 and 4,298.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,091.60 : 9,787.56 = 4,298.48 : x
2. Step 2: Convert to fraction form
   7,091.60/9,787.56 = 4,298.48/x
3. Step 3: Cross multiply
   7,091.60x = 9,787.56 × 4,298.48
4. Step 4: Simplify right side
   7,091.60x = 42,071,630.91
5. Step 5: Solve for x
   x = 42,071,630.91/7,091.60
6. Step 6: Final answer
   x = 5,932.60