Finding the Third Proportional to 4,130,604 and 8,947,440

Step by Step Solution

1. Step 1: Write the proportion equation
   4,130,604 : 8,947,440 = 8,947,440 : x
2. Step 2: Convert to fraction form
   4,130,604/8,947,440 = 8,947,440/x
3. Step 3: Cross multiply
   4,130,604x = 8,947,440 × 8,947,440
4. Step 4: Simplify right side
   4,130,604x = 80,056,682,553,600
5. Step 5: Solve for x
   x = 80,056,682,553,600/4,130,604
6. Step 6: Final answer
   x = 19,381,350.17