Finding the Fourth Proportional to 1,551.22, 2,141.06 and 953.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,551.22 : 2,141.06 = 953.86 : x
2. Step 2: Convert to fraction form
   1,551.22/2,141.06 = 953.86/x
3. Step 3: Cross multiply
   1,551.22x = 2,141.06 × 953.86
4. Step 4: Simplify right side
   1,551.22x = 2,042,256.02
5. Step 5: Solve for x
   x = 2,042,256.02/1,551.22
6. Step 6: Final answer
   x = 1,316.55