Finding the Third Proportional to 18,463,429 and 42,739,495

Step by Step Solution

1. Step 1: Write the proportion equation
   18,463,429 : 42,739,495 = 42,739,495 : x
2. Step 2: Convert to fraction form
   18,463,429/42,739,495 = 42,739,495/x
3. Step 3: Cross multiply
   18,463,429x = 42,739,495 × 42,739,495
4. Step 4: Simplify right side
   18,463,429x = 1,826,664,432,855,025
5. Step 5: Solve for x
   x = 1,826,664,432,855,025/18,463,429
6. Step 6: Final answer
   x = 98,934,192.17