Finding the Fourth Proportional to 10,070.47, 13,897.24 and 5,878.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,070.47 : 13,897.24 = 5,878.72 : x
2. Step 2: Convert to fraction form
   10,070.47/13,897.24 = 5,878.72/x
3. Step 3: Cross multiply
   10,070.47x = 13,897.24 × 5,878.72
4. Step 4: Simplify right side
   10,070.47x = 81,697,982.73
5. Step 5: Solve for x
   x = 81,697,982.73/10,070.47
6. Step 6: Final answer
   x = 8,112.63