Finding the Third Proportional to 27,818,181 and 42,553,363.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,818,181 : 42,553,363.50 = 42,553,363.50 : x
2. Step 2: Convert to fraction form
   27,818,181/42,553,363.50 = 42,553,363.50/x
3. Step 3: Cross multiply
   27,818,181x = 42,553,363.50 × 42,553,363.50
4. Step 4: Simplify right side
   27,818,181x = 1,810,788,745,163,132.25
5. Step 5: Solve for x
   x = 1,810,788,745,163,132.25/27,818,181
6. Step 6: Final answer
   x = 65,093,714.98