Finding the Fourth Proportional to 8,871.51, 12,242.81 and 4,892.63

Step by Step Solution

1. Step 1: Write the proportion equation
   8,871.51 : 12,242.81 = 4,892.63 : x
2. Step 2: Convert to fraction form
   8,871.51/12,242.81 = 4,892.63/x
3. Step 3: Cross multiply
   8,871.51x = 12,242.81 × 4,892.63
4. Step 4: Simplify right side
   8,871.51x = 59,899,453.81
5. Step 5: Solve for x
   x = 59,899,453.81/8,871.51
6. Step 6: Final answer
   x = 6,751.89