Finding the Fourth Proportional to 10,881.47, 16,319.57 and 5,032.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,881.47 : 16,319.57 = 5,032.49 : x
2. Step 2: Convert to fraction form
   10,881.47/16,319.57 = 5,032.49/x
3. Step 3: Cross multiply
   10,881.47x = 16,319.57 × 5,032.49
4. Step 4: Simplify right side
   10,881.47x = 82,128,047.67
5. Step 5: Solve for x
   x = 82,128,047.67/10,881.47
6. Step 6: Final answer
   x = 7,547.51