Finding the Fourth Proportional to 3,516.53, 5,275.53 and 1,051.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,516.53 : 5,275.53 = 1,051.56 : x
2. Step 2: Convert to fraction form
   3,516.53/5,275.53 = 1,051.56/x
3. Step 3: Cross multiply
   3,516.53x = 5,275.53 × 1,051.56
4. Step 4: Simplify right side
   3,516.53x = 5,547,536.33
5. Step 5: Solve for x
   x = 5,547,536.33/3,516.53
6. Step 6: Final answer
   x = 1,577.56