Finding the Third Proportional to 4,665,251,719.50 and 10,281,430,309.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,665,251,719.50 : 10,281,430,309.50 = 10,281,430,309.50 : x
2. Step 2: Convert to fraction form
   4,665,251,719.50/10,281,430,309.50 = 10,281,430,309.50/x
3. Step 3: Cross multiply
   4,665,251,719.50x = 10,281,430,309.50 × 10,281,430,309.50
4. Step 4: Simplify right side
   4,665,251,719.50x = 105,707,809,209,105,268,736
5. Step 5: Solve for x
   x = 105,707,809,209,105,268,736/4,665,251,719.50
6. Step 6: Final answer
   x = 22,658,543,539.52