Finding the Fourth Proportional to 2,076.63, 3,112.50 and 907.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.63 : 3,112.50 = 907.59 : x
2. Step 2: Convert to fraction form
   2,076.63/3,112.50 = 907.59/x
3. Step 3: Cross multiply
   2,076.63x = 3,112.50 × 907.59
4. Step 4: Simplify right side
   2,076.63x = 2,824,873.88
5. Step 5: Solve for x
   x = 2,824,873.88/2,076.63
6. Step 6: Final answer
   x = 1,360.32