Finding the Third Proportional to 4,261,360 and 9,155,168

Step by Step Solution

1. Step 1: Write the proportion equation
   4,261,360 : 9,155,168 = 9,155,168 : x
2. Step 2: Convert to fraction form
   4,261,360/9,155,168 = 9,155,168/x
3. Step 3: Cross multiply
   4,261,360x = 9,155,168 × 9,155,168
4. Step 4: Simplify right side
   4,261,360x = 83,817,101,108,224
5. Step 5: Solve for x
   x = 83,817,101,108,224/4,261,360
6. Step 6: Final answer
   x = 19,669,096.51