Finding the Third Proportional to 827,484,311.25 and 1,800,250,168.50

Step by Step Solution

1. Step 1: Write the proportion equation
   827,484,311.25 : 1,800,250,168.50 = 1,800,250,168.50 : x
2. Step 2: Convert to fraction form
   827,484,311.25/1,800,250,168.50 = 1,800,250,168.50/x
3. Step 3: Cross multiply
   827,484,311.25x = 1,800,250,168.50 × 1,800,250,168.50
4. Step 4: Simplify right side
   827,484,311.25x = 3,240,900,669,184,278,528
5. Step 5: Solve for x
   x = 3,240,900,669,184,278,528/827,484,311.25
6. Step 6: Final answer
   x = 3,916,570,532.06