Finding the Third Proportional to 17,907,658 and 38,370,460

Step by Step Solution

1. Step 1: Write the proportion equation
   17,907,658 : 38,370,460 = 38,370,460 : x
2. Step 2: Convert to fraction form
   17,907,658/38,370,460 = 38,370,460/x
3. Step 3: Cross multiply
   17,907,658x = 38,370,460 × 38,370,460
4. Step 4: Simplify right side
   17,907,658x = 1,472,292,200,611,600
5. Step 5: Solve for x
   x = 1,472,292,200,611,600/17,907,658
6. Step 6: Final answer
   x = 82,215,787.27