Finding the Third Proportional to 17,996,872 and 38,724,898

Step by Step Solution

1. Step 1: Write the proportion equation
   17,996,872 : 38,724,898 = 38,724,898 : x
2. Step 2: Convert to fraction form
   17,996,872/38,724,898 = 38,724,898/x
3. Step 3: Cross multiply
   17,996,872x = 38,724,898 × 38,724,898
4. Step 4: Simplify right side
   17,996,872x = 1,499,617,725,110,404
5. Step 5: Solve for x
   x = 1,499,617,725,110,404/17,996,872
6. Step 6: Final answer
   x = 83,326,576.15