Finding the Fourth Proportional to 10,122.71, 13,970.72 and 5,873.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,122.71 : 13,970.72 = 5,873.86 : x
2. Step 2: Convert to fraction form
   10,122.71/13,970.72 = 5,873.86/x
3. Step 3: Cross multiply
   10,122.71x = 13,970.72 × 5,873.86
4. Step 4: Simplify right side
   10,122.71x = 82,061,954.16
5. Step 5: Solve for x
   x = 82,061,954.16/10,122.71
6. Step 6: Final answer
   x = 8,106.72