Finding the Fourth Proportional to 1,591.61, 2,196.41 and 892.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591.61 : 2,196.41 = 892.98 : x
2. Step 2: Convert to fraction form
   1,591.61/2,196.41 = 892.98/x
3. Step 3: Cross multiply
   1,591.61x = 2,196.41 × 892.98
4. Step 4: Simplify right side
   1,591.61x = 1,961,345.74
5. Step 5: Solve for x
   x = 1,961,345.74/1,591.61
6. Step 6: Final answer
   x = 1,232.31