Finding the Fourth Proportional to 5,876.50, 8,814.78 and 1,980.94

Step by Step Solution

1. Step 1: Write the proportion equation
   5,876.50 : 8,814.78 = 1,980.94 : x
2. Step 2: Convert to fraction form
   5,876.50/8,814.78 = 1,980.94/x
3. Step 3: Cross multiply
   5,876.50x = 8,814.78 × 1,980.94
4. Step 4: Simplify right side
   5,876.50x = 17,461,496.31
5. Step 5: Solve for x
   x = 17,461,496.31/5,876.50
6. Step 6: Final answer
   x = 2,971.41