Finding the Third Proportional to 2,315,705,078 and 3,578,148,219

Step by Step Solution

1. Step 1: Write the proportion equation
   2,315,705,078 : 3,578,148,219 = 3,578,148,219 : x
2. Step 2: Convert to fraction form
   2,315,705,078/3,578,148,219 = 3,578,148,219/x
3. Step 3: Cross multiply
   2,315,705,078x = 3,578,148,219 × 3,578,148,219
4. Step 4: Simplify right side
   2,315,705,078x = 12,803,144,677,132,871,680
5. Step 5: Solve for x
   x = 12,803,144,677,132,871,680/2,315,705,078
6. Step 6: Final answer
   x = 5,528,832,146.53