Finding the Third Proportional to 19,434,620 and 42,530,296

Step by Step Solution

1. Step 1: Write the proportion equation
   19,434,620 : 42,530,296 = 42,530,296 : x
2. Step 2: Convert to fraction form
   19,434,620/42,530,296 = 42,530,296/x
3. Step 3: Cross multiply
   19,434,620x = 42,530,296 × 42,530,296
4. Step 4: Simplify right side
   19,434,620x = 1,808,826,077,847,616
5. Step 5: Solve for x
   x = 1,808,826,077,847,616/19,434,620
6. Step 6: Final answer
   x = 93,072,366.62