Finding the Third Proportional to 143,826,846 and 316,970,184

Step by Step Solution

1. Step 1: Write the proportion equation
   143,826,846 : 316,970,184 = 316,970,184 : x
2. Step 2: Convert to fraction form
   143,826,846/316,970,184 = 316,970,184/x
3. Step 3: Cross multiply
   143,826,846x = 316,970,184 × 316,970,184
4. Step 4: Simplify right side
   143,826,846x = 100,470,097,544,993,856
5. Step 5: Solve for x
   x = 100,470,097,544,993,856/143,826,846
6. Step 6: Final answer
   x = 698,548,986.78