Finding the Third Proportional to 505,281,965.25 and 1,099,537,819.31

Step by Step Solution

1. Step 1: Write the proportion equation
   505,281,965.25 : 1,099,537,819.31 = 1,099,537,819.31 : x
2. Step 2: Convert to fraction form
   505,281,965.25/1,099,537,819.31 = 1,099,537,819.31/x
3. Step 3: Cross multiply
   505,281,965.25x = 1,099,537,819.31 × 1,099,537,819.31
4. Step 4: Simplify right side
   505,281,965.25x = 1,208,983,416,098,487,808
5. Step 5: Solve for x
   x = 1,208,983,416,098,487,808/505,281,965.25
6. Step 6: Final answer
   x = 2,392,690,614.83