Finding the Fourth Proportional to 1,943.95, 2,910.84 and 1,783.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,943.95 : 2,910.84 = 1,783.57 : x
2. Step 2: Convert to fraction form
   1,943.95/2,910.84 = 1,783.57/x
3. Step 3: Cross multiply
   1,943.95x = 2,910.84 × 1,783.57
4. Step 4: Simplify right side
   1,943.95x = 5,191,686.90
5. Step 5: Solve for x
   x = 5,191,686.90/1,943.95
6. Step 6: Final answer
   x = 2,670.69