Finding the Fourth Proportional to 1,511.95, 2,086.61 and 848.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,511.95 : 2,086.61 = 848.76 : x
2. Step 2: Convert to fraction form
   1,511.95/2,086.61 = 848.76/x
3. Step 3: Cross multiply
   1,511.95x = 2,086.61 × 848.76
4. Step 4: Simplify right side
   1,511.95x = 1,771,031.10
5. Step 5: Solve for x
   x = 1,771,031.10/1,511.95
6. Step 6: Final answer
   x = 1,171.36