Finding the Fourth Proportional to 1,973.52, 2,947.49 and 1,788.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.52 : 2,947.49 = 1,788.05 : x
2. Step 2: Convert to fraction form
   1,973.52/2,947.49 = 1,788.05/x
3. Step 3: Cross multiply
   1,973.52x = 2,947.49 × 1,788.05
4. Step 4: Simplify right side
   1,973.52x = 5,270,257.92
5. Step 5: Solve for x
   x = 5,270,257.92/1,973.52
6. Step 6: Final answer
   x = 2,670.49