Finding the Fourth Proportional to 10,069.47, 13,895.87 and 5,877.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,069.47 : 13,895.87 = 5,877.72 : x
2. Step 2: Convert to fraction form
   10,069.47/13,895.87 = 5,877.72/x
3. Step 3: Cross multiply
   10,069.47x = 13,895.87 × 5,877.72
4. Step 4: Simplify right side
   10,069.47x = 81,676,003.63
5. Step 5: Solve for x
   x = 81,676,003.63/10,069.47
6. Step 6: Final answer
   x = 8,111.25