Finding the Third Proportional to 19,140,296 and 42,000,670

Step by Step Solution

1. Step 1: Write the proportion equation
   19,140,296 : 42,000,670 = 42,000,670 : x
2. Step 2: Convert to fraction form
   19,140,296/42,000,670 = 42,000,670/x
3. Step 3: Cross multiply
   19,140,296x = 42,000,670 × 42,000,670
4. Step 4: Simplify right side
   19,140,296x = 1,764,056,280,448,900
5. Step 5: Solve for x
   x = 1,764,056,280,448,900/19,140,296
6. Step 6: Final answer
   x = 92,164,524.54