Finding the Fourth Proportional to 1,200.10, 1,651.98 and 1,034.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200.10 : 1,651.98 = 1,034.86 : x
2. Step 2: Convert to fraction form
   1,200.10/1,651.98 = 1,034.86/x
3. Step 3: Cross multiply
   1,200.10x = 1,651.98 × 1,034.86
4. Step 4: Simplify right side
   1,200.10x = 1,709,568.02
5. Step 5: Solve for x
   x = 1,709,568.02/1,200.10
6. Step 6: Final answer
   x = 1,424.52