Finding the Third Proportional to 3,535,888,191.50 and 7,699,541,068

Step by Step Solution

1. Step 1: Write the proportion equation
   3,535,888,191.50 : 7,699,541,068 = 7,699,541,068 : x
2. Step 2: Convert to fraction form
   3,535,888,191.50/7,699,541,068 = 7,699,541,068/x
3. Step 3: Cross multiply
   3,535,888,191.50x = 7,699,541,068 × 7,699,541,068
4. Step 4: Simplify right side
   3,535,888,191.50x = 59,282,932,657,818,583,040
5. Step 5: Solve for x
   x = 59,282,932,657,818,583,040/3,535,888,191.50
6. Step 6: Final answer
   x = 16,766,065,397.75