Finding the Third Proportional to 54,677,446.50 and 76,910,611.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,677,446.50 : 76,910,611.50 = 76,910,611.50 : x
2. Step 2: Convert to fraction form
   54,677,446.50/76,910,611.50 = 76,910,611.50/x
3. Step 3: Cross multiply
   54,677,446.50x = 76,910,611.50 × 76,910,611.50
4. Step 4: Simplify right side
   54,677,446.50x = 5,915,242,161,303,932
5. Step 5: Solve for x
   x = 5,915,242,161,303,932/54,677,446.50
6. Step 6: Final answer
   x = 108,184,316.20