Finding the Fourth Proportional to 6,875.55, 10,311.30 and 1,945.62

Step by Step Solution

1. Step 1: Write the proportion equation
   6,875.55 : 10,311.30 = 1,945.62 : x
2. Step 2: Convert to fraction form
   6,875.55/10,311.30 = 1,945.62/x
3. Step 3: Cross multiply
   6,875.55x = 10,311.30 × 1,945.62
4. Step 4: Simplify right side
   6,875.55x = 20,061,871.51
5. Step 5: Solve for x
   x = 20,061,871.51/6,875.55
6. Step 6: Final answer
   x = 2,917.86