Finding the Third Proportional to 4,718,234 and 7,116,447

Step by Step Solution

1. Step 1: Write the proportion equation
   4,718,234 : 7,116,447 = 7,116,447 : x
2. Step 2: Convert to fraction form
   4,718,234/7,116,447 = 7,116,447/x
3. Step 3: Cross multiply
   4,718,234x = 7,116,447 × 7,116,447
4. Step 4: Simplify right side
   4,718,234x = 50,643,817,903,809
5. Step 5: Solve for x
   x = 50,643,817,903,809/4,718,234
6. Step 6: Final answer
   x = 10,733,638.46