Finding the Fourth Proportional to 2,301.51, 3,175.30 and 1,405.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.51 : 3,175.30 = 1,405.01 : x
2. Step 2: Convert to fraction form
   2,301.51/3,175.30 = 1,405.01/x
3. Step 3: Cross multiply
   2,301.51x = 3,175.30 × 1,405.01
4. Step 4: Simplify right side
   2,301.51x = 4,461,320.77
5. Step 5: Solve for x
   x = 4,461,320.77/2,301.51
6. Step 6: Final answer
   x = 1,938.43