Finding the Third Proportional to 17,996,858 and 38,724,870

Step by Step Solution

1. Step 1: Write the proportion equation
   17,996,858 : 38,724,870 = 38,724,870 : x
2. Step 2: Convert to fraction form
   17,996,858/38,724,870 = 38,724,870/x
3. Step 3: Cross multiply
   17,996,858x = 38,724,870 × 38,724,870
4. Step 4: Simplify right side
   17,996,858x = 1,499,615,556,516,900
5. Step 5: Solve for x
   x = 1,499,615,556,516,900/17,996,858
6. Step 6: Final answer
   x = 83,326,520.47