Finding the Fourth Proportional to 1,776.89, 2,451.47 and 1,030.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,776.89 : 2,451.47 = 1,030.58 : x
2. Step 2: Convert to fraction form
   1,776.89/2,451.47 = 1,030.58/x
3. Step 3: Cross multiply
   1,776.89x = 2,451.47 × 1,030.58
4. Step 4: Simplify right side
   1,776.89x = 2,526,427.74
5. Step 5: Solve for x
   x = 2,526,427.74/1,776.89
6. Step 6: Final answer
   x = 1,421.82