Finding the Third Proportional to 156,892,318 and 342,034,086

Step by Step Solution

1. Step 1: Write the proportion equation
   156,892,318 : 342,034,086 = 342,034,086 : x
2. Step 2: Convert to fraction form
   156,892,318/342,034,086 = 342,034,086/x
3. Step 3: Cross multiply
   156,892,318x = 342,034,086 × 342,034,086
4. Step 4: Simplify right side
   156,892,318x = 116,987,315,985,855,392
5. Step 5: Solve for x
   x = 116,987,315,985,855,392/156,892,318
6. Step 6: Final answer
   x = 745,653,563.39