Finding the Third Proportional to 17,938,692 and 38,269,156

Step by Step Solution

1. Step 1: Write the proportion equation
   17,938,692 : 38,269,156 = 38,269,156 : x
2. Step 2: Convert to fraction form
   17,938,692/38,269,156 = 38,269,156/x
3. Step 3: Cross multiply
   17,938,692x = 38,269,156 × 38,269,156
4. Step 4: Simplify right side
   17,938,692x = 1,464,528,300,952,336
5. Step 5: Solve for x
   x = 1,464,528,300,952,336/17,938,692
6. Step 6: Final answer
   x = 81,640,751.79