Finding the Fourth Proportional to 1,300.53, 1,795.46 and 906.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300.53 : 1,795.46 = 906.87 : x
2. Step 2: Convert to fraction form
   1,300.53/1,795.46 = 906.87/x
3. Step 3: Cross multiply
   1,300.53x = 1,795.46 × 906.87
4. Step 4: Simplify right side
   1,300.53x = 1,628,244.28
5. Step 5: Solve for x
   x = 1,628,244.28/1,300.53
6. Step 6: Final answer
   x = 1,251.99