Finding the Fourth Proportional to 1,364.94, 1,884.18 and 971.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.94 : 1,884.18 = 971.88 : x
2. Step 2: Convert to fraction form
   1,364.94/1,884.18 = 971.88/x
3. Step 3: Cross multiply
   1,364.94x = 1,884.18 × 971.88
4. Step 4: Simplify right side
   1,364.94x = 1,831,196.86
5. Step 5: Solve for x
   x = 1,831,196.86/1,364.94
6. Step 6: Final answer
   x = 1,341.60