Finding the Fourth Proportional to 2,547.33, 3,816.88 and 1,377.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,547.33 : 3,816.88 = 1,377.88 : x
2. Step 2: Convert to fraction form
   2,547.33/3,816.88 = 1,377.88/x
3. Step 3: Cross multiply
   2,547.33x = 3,816.88 × 1,377.88
4. Step 4: Simplify right side
   2,547.33x = 5,259,189.63
5. Step 5: Solve for x
   x = 5,259,189.63/2,547.33
6. Step 6: Final answer
   x = 2,064.59