Finding the Fourth Proportional to 2,100.77, 2,899.04 and 1,156.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100.77 : 2,899.04 = 1,156.51 : x
2. Step 2: Convert to fraction form
   2,100.77/2,899.04 = 1,156.51/x
3. Step 3: Cross multiply
   2,100.77x = 2,899.04 × 1,156.51
4. Step 4: Simplify right side
   2,100.77x = 3,352,754.26
5. Step 5: Solve for x
   x = 3,352,754.26/2,100.77
6. Step 6: Final answer
   x = 1,595.97