Finding the Third Proportional to 19,784,914,703 and 42,669,105,837.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,784,914,703 : 42,669,105,837.50 = 42,669,105,837.50 : x
2. Step 2: Convert to fraction form
   19,784,914,703/42,669,105,837.50 = 42,669,105,837.50/x
3. Step 3: Cross multiply
   19,784,914,703x = 42,669,105,837.50 × 42,669,105,837.50
4. Step 4: Simplify right side
   19,784,914,703x = 1,820,652,592,971,776,524,288
5. Step 5: Solve for x
   x = 1,820,652,592,971,776,524,288/19,784,914,703
6. Step 6: Final answer
   x = 92,022,261,420.00