Finding the Fourth Proportional to 1,902.56, 2,627.01 and 1,715.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,902.56 : 2,627.01 = 1,715.30 : x
2. Step 2: Convert to fraction form
   1,902.56/2,627.01 = 1,715.30/x
3. Step 3: Cross multiply
   1,902.56x = 2,627.01 × 1,715.30
4. Step 4: Simplify right side
   1,902.56x = 4,506,110.25
5. Step 5: Solve for x
   x = 4,506,110.25/1,902.56
6. Step 6: Final answer
   x = 2,368.45