Finding the Fourth Proportional to 1,902.19, 2,624.80 and 1,062.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,902.19 : 2,624.80 = 1,062.72 : x
2. Step 2: Convert to fraction form
   1,902.19/2,624.80 = 1,062.72/x
3. Step 3: Cross multiply
   1,902.19x = 2,624.80 × 1,062.72
4. Step 4: Simplify right side
   1,902.19x = 2,789,427.46
5. Step 5: Solve for x
   x = 2,789,427.46/1,902.19
6. Step 6: Final answer
   x = 1,466.43