Finding the Fourth Proportional to 5,876.37, 8,814.59 and 1,980.81

Step by Step Solution

1. Step 1: Write the proportion equation
   5,876.37 : 8,814.59 = 1,980.81 : x
2. Step 2: Convert to fraction form
   5,876.37/8,814.59 = 1,980.81/x
3. Step 3: Cross multiply
   5,876.37x = 8,814.59 × 1,980.81
4. Step 4: Simplify right side
   5,876.37x = 17,460,018.11
5. Step 5: Solve for x
   x = 17,460,018.11/5,876.37
6. Step 6: Final answer
   x = 2,971.23