Finding the Third Proportional to 28,242,576 and 42,325,920

Step by Step Solution

1. Step 1: Write the proportion equation
   28,242,576 : 42,325,920 = 42,325,920 : x
2. Step 2: Convert to fraction form
   28,242,576/42,325,920 = 42,325,920/x
3. Step 3: Cross multiply
   28,242,576x = 42,325,920 × 42,325,920
4. Step 4: Simplify right side
   28,242,576x = 1,791,483,503,846,400
5. Step 5: Solve for x
   x = 1,791,483,503,846,400/28,242,576
6. Step 6: Final answer
   x = 63,432,014.98