Finding the Fourth Proportional to 2,635.71, 3,953.69 and 1,174.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,635.71 : 3,953.69 = 1,174.87 : x
2. Step 2: Convert to fraction form
   2,635.71/3,953.69 = 1,174.87/x
3. Step 3: Cross multiply
   2,635.71x = 3,953.69 × 1,174.87
4. Step 4: Simplify right side
   2,635.71x = 4,645,071.77
5. Step 5: Solve for x
   x = 4,645,071.77/2,635.71
6. Step 6: Final answer
   x = 1,762.36