Finding the Third Proportional to 7,878,350 and 17,137,068

Step by Step Solution

1. Step 1: Write the proportion equation
   7,878,350 : 17,137,068 = 17,137,068 : x
2. Step 2: Convert to fraction form
   7,878,350/17,137,068 = 17,137,068/x
3. Step 3: Cross multiply
   7,878,350x = 17,137,068 × 17,137,068
4. Step 4: Simplify right side
   7,878,350x = 293,679,099,636,624
5. Step 5: Solve for x
   x = 293,679,099,636,624/7,878,350
6. Step 6: Final answer
   x = 37,276,726.68