Finding the Fourth Proportional to 1,448.03, 1,998.86 and 977.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,448.03 : 1,998.86 = 977.27 : x
2. Step 2: Convert to fraction form
   1,448.03/1,998.86 = 977.27/x
3. Step 3: Cross multiply
   1,448.03x = 1,998.86 × 977.27
4. Step 4: Simplify right side
   1,448.03x = 1,953,411.03
5. Step 5: Solve for x
   x = 1,953,411.03/1,448.03
6. Step 6: Final answer
   x = 1,349.01