Finding the Third Proportional to 3,973,548 and 8,582,328

Step by Step Solution

1. Step 1: Write the proportion equation
   3,973,548 : 8,582,328 = 8,582,328 : x
2. Step 2: Convert to fraction form
   3,973,548/8,582,328 = 8,582,328/x
3. Step 3: Cross multiply
   3,973,548x = 8,582,328 × 8,582,328
4. Step 4: Simplify right side
   3,973,548x = 73,656,353,899,584
5. Step 5: Solve for x
   x = 73,656,353,899,584/3,973,548
6. Step 6: Final answer
   x = 18,536,671.48