Finding the Fourth Proportional to 7,060.49, 9,721.18 and 5,376.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,060.49 : 9,721.18 = 5,376.50 : x
2. Step 2: Convert to fraction form
   7,060.49/9,721.18 = 5,376.50/x
3. Step 3: Cross multiply
   7,060.49x = 9,721.18 × 5,376.50
4. Step 4: Simplify right side
   7,060.49x = 52,265,924.27
5. Step 5: Solve for x
   x = 52,265,924.27/7,060.49
6. Step 6: Final answer
   x = 7,402.59