Finding the Third Proportional to 17,938,676 and 38,269,124

Step by Step Solution

1. Step 1: Write the proportion equation
   17,938,676 : 38,269,124 = 38,269,124 : x
2. Step 2: Convert to fraction form
   17,938,676/38,269,124 = 38,269,124/x
3. Step 3: Cross multiply
   17,938,676x = 38,269,124 × 38,269,124
4. Step 4: Simplify right side
   17,938,676x = 1,464,525,851,727,376
5. Step 5: Solve for x
   x = 1,464,525,851,727,376/17,938,676
6. Step 6: Final answer
   x = 81,640,688.07