Finding the Fourth Proportional to 1,973.62, 2,959.05 and 999.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.62 : 2,959.05 = 999.05 : x
2. Step 2: Convert to fraction form
   1,973.62/2,959.05 = 999.05/x
3. Step 3: Cross multiply
   1,973.62x = 2,959.05 × 999.05
4. Step 4: Simplify right side
   1,973.62x = 2,956,250.05
5. Step 5: Solve for x
   x = 2,956,250.05/1,973.62
6. Step 6: Final answer
   x = 1,497.88