Finding the Third Proportional to 20,355,100.50 and 31,477,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,355,100.50 : 31,477,924.50 = 31,477,924.50 : x
2. Step 2: Convert to fraction form
   20,355,100.50/31,477,924.50 = 31,477,924.50/x
3. Step 3: Cross multiply
   20,355,100.50x = 31,477,924.50 × 31,477,924.50
4. Step 4: Simplify right side
   20,355,100.50x = 990,859,730,827,700.25
5. Step 5: Solve for x
   x = 990,859,730,827,700.25/20,355,100.50
6. Step 6: Final answer
   x = 48,678,695.09