Finding the Third Proportional to 2,068,742,956.50 and 3,212,118,210.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068,742,956.50 : 3,212,118,210.38 = 3,212,118,210.38 : x
2. Step 2: Convert to fraction form
   2,068,742,956.50/3,212,118,210.38 = 3,212,118,210.38/x
3. Step 3: Cross multiply
   2,068,742,956.50x = 3,212,118,210.38 × 3,212,118,210.38
4. Step 4: Simplify right side
   2,068,742,956.50x = 10,317,703,397,422,692,352
5. Step 5: Solve for x
   x = 10,317,703,397,422,692,352/2,068,742,956.50
6. Step 6: Final answer
   x = 4,987,426,478.00