Finding the Fourth Proportional to 1,830.78, 2,526.50 and 1,034.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,830.78 : 2,526.50 = 1,034.15 : x
2. Step 2: Convert to fraction form
   1,830.78/2,526.50 = 1,034.15/x
3. Step 3: Cross multiply
   1,830.78x = 2,526.50 × 1,034.15
4. Step 4: Simplify right side
   1,830.78x = 2,612,767.34
5. Step 5: Solve for x
   x = 2,612,767.34/1,830.78
6. Step 6: Final answer
   x = 1,427.14