Finding the Fourth Proportional to 1,300.98, 1,950.96 and 570.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.98 : 1,950.96 = 570.05 : x
2. Step 2: Convert to fraction form
   1,300.98/1,950.96 = 570.05/x
3. Step 3: Cross multiply
   1,300.98x = 1,950.96 × 570.05
4. Step 4: Simplify right side
   1,300.98x = 1,112,134.99
5. Step 5: Solve for x
   x = 1,112,134.99/1,300.98
6. Step 6: Final answer
   x = 854.84