Finding the Fourth Proportional to 2,670.51, 4,003.88 and 1,025.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,670.51 : 4,003.88 = 1,025.67 : x
2. Step 2: Convert to fraction form
   2,670.51/4,003.88 = 1,025.67/x
3. Step 3: Cross multiply
   2,670.51x = 4,003.88 × 1,025.67
4. Step 4: Simplify right side
   2,670.51x = 4,106,654.47
5. Step 5: Solve for x
   x = 4,106,654.47/2,670.51
6. Step 6: Final answer
   x = 1,537.78