Finding the Fourth Proportional to 7,053.12, 9,731.34 and 4,698.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,053.12 : 9,731.34 = 4,698.72 : x
2. Step 2: Convert to fraction form
   7,053.12/9,731.34 = 4,698.72/x
3. Step 3: Cross multiply
   7,053.12x = 9,731.34 × 4,698.72
4. Step 4: Simplify right side
   7,053.12x = 45,724,841.88
5. Step 5: Solve for x
   x = 45,724,841.88/7,053.12
6. Step 6: Final answer
   x = 6,482.92