Finding the Third Proportional to 20,324,112,632 and 42,318,452,704

Step by Step Solution

1. Step 1: Write the proportion equation
   20,324,112,632 : 42,318,452,704 = 42,318,452,704 : x
2. Step 2: Convert to fraction form
   20,324,112,632/42,318,452,704 = 42,318,452,704/x
3. Step 3: Cross multiply
   20,324,112,632x = 42,318,452,704 × 42,318,452,704
4. Step 4: Simplify right side
   20,324,112,632x = 1,790,851,439,260,685,041,664
5. Step 5: Solve for x
   x = 1,790,851,439,260,685,041,664/20,324,112,632
6. Step 6: Final answer
   x = 88,114,618,910.40