Finding the Third Proportional to 20,993,964 and 31,381,650

Step by Step Solution

1. Step 1: Write the proportion equation
   20,993,964 : 31,381,650 = 31,381,650 : x
2. Step 2: Convert to fraction form
   20,993,964/31,381,650 = 31,381,650/x
3. Step 3: Cross multiply
   20,993,964x = 31,381,650 × 31,381,650
4. Step 4: Simplify right side
   20,993,964x = 984,807,956,722,500
5. Step 5: Solve for x
   x = 984,807,956,722,500/20,993,964
6. Step 6: Final answer
   x = 46,909,100.00