Finding the Third Proportional to 21,900,854 and 34,089,087

Step by Step Solution

1. Step 1: Write the proportion equation
   21,900,854 : 34,089,087 = 34,089,087 : x
2. Step 2: Convert to fraction form
   21,900,854/34,089,087 = 34,089,087/x
3. Step 3: Cross multiply
   21,900,854x = 34,089,087 × 34,089,087
4. Step 4: Simplify right side
   21,900,854x = 1,162,065,852,493,569
5. Step 5: Solve for x
   x = 1,162,065,852,493,569/21,900,854
6. Step 6: Final answer
   x = 53,060,298.58