Finding the Fourth Proportional to 10,980.34, 15,151.89 and 6,503.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,980.34 : 15,151.89 = 6,503.29 : x
2. Step 2: Convert to fraction form
   10,980.34/15,151.89 = 6,503.29/x
3. Step 3: Cross multiply
   10,980.34x = 15,151.89 × 6,503.29
4. Step 4: Simplify right side
   10,980.34x = 98,537,134.72
5. Step 5: Solve for x
   x = 98,537,134.72/10,980.34
6. Step 6: Final answer
   x = 8,973.96