Finding the Fourth Proportional to 1,926.69, 2,886.08 and 1,300.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,926.69 : 2,886.08 = 1,300.05 : x
2. Step 2: Convert to fraction form
   1,926.69/2,886.08 = 1,300.05/x
3. Step 3: Cross multiply
   1,926.69x = 2,886.08 × 1,300.05
4. Step 4: Simplify right side
   1,926.69x = 3,752,049.12
5. Step 5: Solve for x
   x = 3,752,049.12/1,926.69
6. Step 6: Final answer
   x = 1,947.41