Finding the Fourth Proportional to 2,978.32, 4,465.32 and 1,882.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978.32 : 4,465.32 = 1,882.48 : x
2. Step 2: Convert to fraction form
   2,978.32/4,465.32 = 1,882.48/x
3. Step 3: Cross multiply
   2,978.32x = 4,465.32 × 1,882.48
4. Step 4: Simplify right side
   2,978.32x = 8,405,875.59
5. Step 5: Solve for x
   x = 8,405,875.59/2,978.32
6. Step 6: Final answer
   x = 2,822.35