Finding the Fourth Proportional to 2,080,300.08, 3,120,836.04 and 659,972.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080,300.08 : 3,120,836.04 = 659,972.40 : x
2. Step 2: Convert to fraction form
   2,080,300.08/3,120,836.04 = 659,972.40/x
3. Step 3: Cross multiply
   2,080,300.08x = 3,120,836.04 × 659,972.40
4. Step 4: Simplify right side
   2,080,300.08x = 2,059,665,651,325.30
5. Step 5: Solve for x
   x = 2,059,665,651,325.30/2,080,300.08
6. Step 6: Final answer
   x = 990,081.03