Finding the Third Proportional to 18,463,431 and 42,739,500

Step by Step Solution

1. Step 1: Write the proportion equation
   18,463,431 : 42,739,500 = 42,739,500 : x
2. Step 2: Convert to fraction form
   18,463,431/42,739,500 = 42,739,500/x
3. Step 3: Cross multiply
   18,463,431x = 42,739,500 × 42,739,500
4. Step 4: Simplify right side
   18,463,431x = 1,826,664,860,250,000
5. Step 5: Solve for x
   x = 1,826,664,860,250,000/18,463,431
6. Step 6: Final answer
   x = 98,934,204.60