Finding the Fourth Proportional to 1,534.22, 2,299.89 and 848.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,534.22 : 2,299.89 = 848.78 : x
2. Step 2: Convert to fraction form
   1,534.22/2,299.89 = 848.78/x
3. Step 3: Cross multiply
   1,534.22x = 2,299.89 × 848.78
4. Step 4: Simplify right side
   1,534.22x = 1,952,100.63
5. Step 5: Solve for x
   x = 1,952,100.63/1,534.22
6. Step 6: Final answer
   x = 1,272.37