Finding the Third Proportional to 17,648,787,740.63 and 37,815,406,754.63

Step by Step Solution

1. Step 1: Write the proportion equation
   17,648,787,740.63 : 37,815,406,754.63 = 37,815,406,754.63 : x
2. Step 2: Convert to fraction form
   17,648,787,740.63/37,815,406,754.63 = 37,815,406,754.63/x
3. Step 3: Cross multiply
   17,648,787,740.63x = 37,815,406,754.63 × 37,815,406,754.63
4. Step 4: Simplify right side
   17,648,787,740.63x = 1,430,004,988,017,737,990,144
5. Step 5: Solve for x
   x = 1,430,004,988,017,737,990,144/17,648,787,740.63
6. Step 6: Final answer
   x = 81,025,677,742.50