Finding the Third Proportional to 17,757,288 and 38,970,947

Step by Step Solution

1. Step 1: Write the proportion equation
   17,757,288 : 38,970,947 = 38,970,947 : x
2. Step 2: Convert to fraction form
   17,757,288/38,970,947 = 38,970,947/x
3. Step 3: Cross multiply
   17,757,288x = 38,970,947 × 38,970,947
4. Step 4: Simplify right side
   17,757,288x = 1,518,734,710,076,809
5. Step 5: Solve for x
   x = 1,518,734,710,076,809/17,757,288
6. Step 6: Final answer
   x = 85,527,402.05