Finding the Fourth Proportional to 1,777.82, 2,663.53 and 1,046.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,777.82 : 2,663.53 = 1,046.99 : x
2. Step 2: Convert to fraction form
   1,777.82/2,663.53 = 1,046.99/x
3. Step 3: Cross multiply
   1,777.82x = 2,663.53 × 1,046.99
4. Step 4: Simplify right side
   1,777.82x = 2,788,693.32
5. Step 5: Solve for x
   x = 2,788,693.32/1,777.82
6. Step 6: Final answer
   x = 1,568.61