Finding the Third Proportional to 23,719,818 and 51,978,309

Step by Step Solution

1. Step 1: Write the proportion equation
   23,719,818 : 51,978,309 = 51,978,309 : x
2. Step 2: Convert to fraction form
   23,719,818/51,978,309 = 51,978,309/x
3. Step 3: Cross multiply
   23,719,818x = 51,978,309 × 51,978,309
4. Step 4: Simplify right side
   23,719,818x = 2,701,744,606,499,481
5. Step 5: Solve for x
   x = 2,701,744,606,499,481/23,719,818
6. Step 6: Final answer
   x = 113,902,417.23