Finding the Fourth Proportional to 1,588.82, 2,385.59 and 896.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,588.82 : 2,385.59 = 896.81 : x
2. Step 2: Convert to fraction form
   1,588.82/2,385.59 = 896.81/x
3. Step 3: Cross multiply
   1,588.82x = 2,385.59 × 896.81
4. Step 4: Simplify right side
   1,588.82x = 2,139,404.56
5. Step 5: Solve for x
   x = 2,139,404.56/1,588.82
6. Step 6: Final answer
   x = 1,346.54