Finding the Third Proportional to 30,261,411 and 64,773,702

Step by Step Solution

1. Step 1: Write the proportion equation
   30,261,411 : 64,773,702 = 64,773,702 : x
2. Step 2: Convert to fraction form
   30,261,411/64,773,702 = 64,773,702/x
3. Step 3: Cross multiply
   30,261,411x = 64,773,702 × 64,773,702
4. Step 4: Simplify right side
   30,261,411x = 4,195,632,470,784,804
5. Step 5: Solve for x
   x = 4,195,632,470,784,804/30,261,411
6. Step 6: Final answer
   x = 138,646,293.49