Finding the Third Proportional to 103,633,892 and 221,616,688

Step by Step Solution

1. Step 1: Write the proportion equation
   103,633,892 : 221,616,688 = 221,616,688 : x
2. Step 2: Convert to fraction form
   103,633,892/221,616,688 = 221,616,688/x
3. Step 3: Cross multiply
   103,633,892x = 221,616,688 × 221,616,688
4. Step 4: Simplify right side
   103,633,892x = 49,113,956,400,089,344
5. Step 5: Solve for x
   x = 49,113,956,400,089,344/103,633,892
6. Step 6: Final answer
   x = 473,917,899.37