Finding the Third Proportional to 14,355,100 and 31,385,144

Step by Step Solution

1. Step 1: Write the proportion equation
   14,355,100 : 31,385,144 = 31,385,144 : x
2. Step 2: Convert to fraction form
   14,355,100/31,385,144 = 31,385,144/x
3. Step 3: Cross multiply
   14,355,100x = 31,385,144 × 31,385,144
4. Step 4: Simplify right side
   14,355,100x = 985,027,263,900,736
5. Step 5: Solve for x
   x = 985,027,263,900,736/14,355,100
6. Step 6: Final answer
   x = 68,618,627.80