Finding the Third Proportional to 7,874,526 and 12,147,584

Step by Step Solution

1. Step 1: Write the proportion equation
   7,874,526 : 12,147,584 = 12,147,584 : x
2. Step 2: Convert to fraction form
   7,874,526/12,147,584 = 12,147,584/x
3. Step 3: Cross multiply
   7,874,526x = 12,147,584 × 12,147,584
4. Step 4: Simplify right side
   7,874,526x = 147,563,797,037,056
5. Step 5: Solve for x
   x = 147,563,797,037,056/7,874,526
6. Step 6: Final answer
   x = 18,739,387.87