Finding the Fourth Proportional to 6,627.05, 9,938.15 and 1,945.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,627.05 : 9,938.15 = 1,945.86 : x
2. Step 2: Convert to fraction form
   6,627.05/9,938.15 = 1,945.86/x
3. Step 3: Cross multiply
   6,627.05x = 9,938.15 × 1,945.86
4. Step 4: Simplify right side
   6,627.05x = 19,338,238.83
5. Step 5: Solve for x
   x = 19,338,238.83/6,627.05
6. Step 6: Final answer
   x = 2,918.08