Finding the Third Proportional to 67,600,658 and 145,977,412

Step by Step Solution

1. Step 1: Write the proportion equation
   67,600,658 : 145,977,412 = 145,977,412 : x
2. Step 2: Convert to fraction form
   67,600,658/145,977,412 = 145,977,412/x
3. Step 3: Cross multiply
   67,600,658x = 145,977,412 × 145,977,412
4. Step 4: Simplify right side
   67,600,658x = 21,309,404,814,217,744
5. Step 5: Solve for x
   x = 21,309,404,814,217,744/67,600,658
6. Step 6: Final answer
   x = 315,224,813.55