Finding the Third Proportional to 19,683,154 and 42,920,322

Step by Step Solution

1. Step 1: Write the proportion equation
   19,683,154 : 42,920,322 = 42,920,322 : x
2. Step 2: Convert to fraction form
   19,683,154/42,920,322 = 42,920,322/x
3. Step 3: Cross multiply
   19,683,154x = 42,920,322 × 42,920,322
4. Step 4: Simplify right side
   19,683,154x = 1,842,154,040,583,684
5. Step 5: Solve for x
   x = 1,842,154,040,583,684/19,683,154
6. Step 6: Final answer
   x = 93,590,389.05