Finding the Fourth Proportional to 2,068.50, 2,852.10 and 1,478.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.50 : 2,852.10 = 1,478.01 : x
2. Step 2: Convert to fraction form
   2,068.50/2,852.10 = 1,478.01/x
3. Step 3: Cross multiply
   2,068.50x = 2,852.10 × 1,478.01
4. Step 4: Simplify right side
   2,068.50x = 4,215,432.32
5. Step 5: Solve for x
   x = 4,215,432.32/2,068.50
6. Step 6: Final answer
   x = 2,037.92