Finding the Fourth Proportional to 10,762.62, 16,141.77 and 2,971.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,762.62 : 16,141.77 = 2,971.86 : x
2. Step 2: Convert to fraction form
   10,762.62/16,141.77 = 2,971.86/x
3. Step 3: Cross multiply
   10,762.62x = 16,141.77 × 2,971.86
4. Step 4: Simplify right side
   10,762.62x = 47,971,080.59
5. Step 5: Solve for x
   x = 47,971,080.59/10,762.62
6. Step 6: Final answer
   x = 4,457.19