Finding the Third Proportional to 16,089,928,992 and 34,638,900,000

Step by Step Solution

1. Step 1: Write the proportion equation
   16,089,928,992 : 34,638,900,000 = 34,638,900,000 : x
2. Step 2: Convert to fraction form
   16,089,928,992/34,638,900,000 = 34,638,900,000/x
3. Step 3: Cross multiply
   16,089,928,992x = 34,638,900,000 × 34,638,900,000
4. Step 4: Simplify right side
   16,089,928,992x = 1,199,853,393,210,000,015,360
5. Step 5: Solve for x
   x = 1,199,853,393,210,000,015,360/16,089,928,992
6. Step 6: Final answer
   x = 74,571,702,199.96