Finding the Fourth Proportional to 1,951.79, 2,693.45 and 1,112.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,951.79 : 2,693.45 = 1,112.63 : x
2. Step 2: Convert to fraction form
   1,951.79/2,693.45 = 1,112.63/x
3. Step 3: Cross multiply
   1,951.79x = 2,693.45 × 1,112.63
4. Step 4: Simplify right side
   1,951.79x = 2,996,802.59
5. Step 5: Solve for x
   x = 2,996,802.59/1,951.79
6. Step 6: Final answer
   x = 1,535.42