Finding the Fourth Proportional to 2,077.88, 3,112.72 and 1,558.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.88 : 3,112.72 = 1,558.47 : x
2. Step 2: Convert to fraction form
   2,077.88/3,112.72 = 1,558.47/x
3. Step 3: Cross multiply
   2,077.88x = 3,112.72 × 1,558.47
4. Step 4: Simplify right side
   2,077.88x = 4,851,060.06
5. Step 5: Solve for x
   x = 4,851,060.06/2,077.88
6. Step 6: Final answer
   x = 2,334.62