Finding the Fourth Proportional to 2,100.93, 2,899.26 and 1,156.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100.93 : 2,899.26 = 1,156.61 : x
2. Step 2: Convert to fraction form
   2,100.93/2,899.26 = 1,156.61/x
3. Step 3: Cross multiply
   2,100.93x = 2,899.26 × 1,156.61
4. Step 4: Simplify right side
   2,100.93x = 3,353,298.61
5. Step 5: Solve for x
   x = 3,353,298.61/2,100.93
6. Step 6: Final answer
   x = 1,596.10