Finding the Third Proportional to 2,158,303,895.86 and 4,696,658,362.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,158,303,895.86 : 4,696,658,362.83 = 4,696,658,362.83 : x
2. Step 2: Convert to fraction form
   2,158,303,895.86/4,696,658,362.83 = 4,696,658,362.83/x
3. Step 3: Cross multiply
   2,158,303,895.86x = 4,696,658,362.83 × 4,696,658,362.83
4. Step 4: Simplify right side
   2,158,303,895.86x = 22,058,599,777,121,251,328
5. Step 5: Solve for x
   x = 22,058,599,777,121,251,328/2,158,303,895.86
6. Step 6: Final answer
   x = 10,220,340,063.99