Finding the Fourth Proportional to 1,097.01, 1,510.03 and 956.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,097.01 : 1,510.03 = 956.88 : x
2. Step 2: Convert to fraction form
   1,097.01/1,510.03 = 956.88/x
3. Step 3: Cross multiply
   1,097.01x = 1,510.03 × 956.88
4. Step 4: Simplify right side
   1,097.01x = 1,444,917.51
5. Step 5: Solve for x
   x = 1,444,917.51/1,097.01
6. Step 6: Final answer
   x = 1,317.14