Finding the Third Proportional to 21,322,596 and 31,184,208

Step by Step Solution

1. Step 1: Write the proportion equation
   21,322,596 : 31,184,208 = 31,184,208 : x
2. Step 2: Convert to fraction form
   21,322,596/31,184,208 = 31,184,208/x
3. Step 3: Cross multiply
   21,322,596x = 31,184,208 × 31,184,208
4. Step 4: Simplify right side
   21,322,596x = 972,454,828,587,264
5. Step 5: Solve for x
   x = 972,454,828,587,264/21,322,596
6. Step 6: Final answer
   x = 45,606,774.55