Finding the Fourth Proportional to 6,899.32, 10,350.72 and 1,968.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,899.32 : 10,350.72 = 1,968.98 : x
2. Step 2: Convert to fraction form
   6,899.32/10,350.72 = 1,968.98/x
3. Step 3: Cross multiply
   6,899.32x = 10,350.72 × 1,968.98
4. Step 4: Simplify right side
   6,899.32x = 20,380,316.30
5. Step 5: Solve for x
   x = 20,380,316.30/6,899.32
6. Step 6: Final answer
   x = 2,953.96