Finding the Fourth Proportional to 1,484.81, 2,050.73 and 1,011.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,484.81 : 2,050.73 = 1,011.89 : x
2. Step 2: Convert to fraction form
   1,484.81/2,050.73 = 1,011.89/x
3. Step 3: Cross multiply
   1,484.81x = 2,050.73 × 1,011.89
4. Step 4: Simplify right side
   1,484.81x = 2,075,113.18
5. Step 5: Solve for x
   x = 2,075,113.18/1,484.81
6. Step 6: Final answer
   x = 1,397.56