Finding the Third Proportional to 7,836,536 and 12,104,172

Step by Step Solution

1. Step 1: Write the proportion equation
   7,836,536 : 12,104,172 = 12,104,172 : x
2. Step 2: Convert to fraction form
   7,836,536/12,104,172 = 12,104,172/x
3. Step 3: Cross multiply
   7,836,536x = 12,104,172 × 12,104,172
4. Step 4: Simplify right side
   7,836,536x = 146,510,979,805,584
5. Step 5: Solve for x
   x = 146,510,979,805,584/7,836,536
6. Step 6: Final answer
   x = 18,695,885.50