Finding the Third Proportional to 987,213,406,817 and 2,002,185,006,592

Step by Step Solution

1. Step 1: Write the proportion equation
   987,213,406,817 : 2,002,185,006,592 = 2,002,185,006,592 : x
2. Step 2: Convert to fraction form
   987,213,406,817/2,002,185,006,592 = 2,002,185,006,592/x
3. Step 3: Cross multiply
   987,213,406,817x = 2,002,185,006,592 × 2,002,185,006,592
4. Step 4: Simplify right side
   987,213,406,817x = 4,008,744,800,621,807,112,552,448
5. Step 5: Solve for x
   x = 4,008,744,800,621,807,112,552,448/987,213,406,817
6. Step 6: Final answer
   x = 4,060,666,896,276.17