Finding the Third Proportional to 8,573,500 and 18,493,142

Step by Step Solution

1. Step 1: Write the proportion equation
   8,573,500 : 18,493,142 = 18,493,142 : x
2. Step 2: Convert to fraction form
   8,573,500/18,493,142 = 18,493,142/x
3. Step 3: Cross multiply
   8,573,500x = 18,493,142 × 18,493,142
4. Step 4: Simplify right side
   8,573,500x = 341,996,301,032,164
5. Step 5: Solve for x
   x = 341,996,301,032,164/8,573,500
6. Step 6: Final answer
   x = 39,889,928.39