Finding the Third Proportional to 21,322,669.50 and 31,184,311.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,322,669.50 : 31,184,311.50 = 31,184,311.50 : x
2. Step 2: Convert to fraction form
   21,322,669.50/31,184,311.50 = 31,184,311.50/x
3. Step 3: Cross multiply
   21,322,669.50x = 31,184,311.50 × 31,184,311.50
4. Step 4: Simplify right side
   21,322,669.50x = 972,461,283,729,032.25
5. Step 5: Solve for x
   x = 972,461,283,729,032.25/21,322,669.50
6. Step 6: Final answer
   x = 45,606,920.08