Finding the Fourth Proportional to 1,101.82, 1,653.53 and 887.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,101.82 : 1,653.53 = 887.98 : x
2. Step 2: Convert to fraction form
   1,101.82/1,653.53 = 887.98/x
3. Step 3: Cross multiply
   1,101.82x = 1,653.53 × 887.98
4. Step 4: Simplify right side
   1,101.82x = 1,468,301.57
5. Step 5: Solve for x
   x = 1,468,301.57/1,101.82
6. Step 6: Final answer
   x = 1,332.61