Finding the Fourth Proportional to 2,900.40, 4,350.42 and 1,051.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,900.40 : 4,350.42 = 1,051.02 : x
2. Step 2: Convert to fraction form
   2,900.40/4,350.42 = 1,051.02/x
3. Step 3: Cross multiply
   2,900.40x = 4,350.42 × 1,051.02
4. Step 4: Simplify right side
   2,900.40x = 4,572,378.43
5. Step 5: Solve for x
   x = 4,572,378.43/2,900.40
6. Step 6: Final answer
   x = 1,576.46