Finding the Fourth Proportional to 2,045.63, 3,068.48 and 875.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045.63 : 3,068.48 = 875.05 : x
2. Step 2: Convert to fraction form
   2,045.63/3,068.48 = 875.05/x
3. Step 3: Cross multiply
   2,045.63x = 3,068.48 × 875.05
4. Step 4: Simplify right side
   2,045.63x = 2,685,067.94
5. Step 5: Solve for x
   x = 2,685,067.94/2,045.63
6. Step 6: Final answer
   x = 1,312.59