Finding the Fourth Proportional to 1,506.00, 2,077.72 and 938.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,506.00 : 2,077.72 = 938.58 : x
2. Step 2: Convert to fraction form
   1,506.00/2,077.72 = 938.58/x
3. Step 3: Cross multiply
   1,506.00x = 2,077.72 × 938.58
4. Step 4: Simplify right side
   1,506.00x = 1,950,099.82
5. Step 5: Solve for x
   x = 1,950,099.82/1,506.00
6. Step 6: Final answer
   x = 1,294.89