Finding the Third Proportional to 983,185,543.50 and 2,106,609,078.50

Step by Step Solution

1. Step 1: Write the proportion equation
   983,185,543.50 : 2,106,609,078.50 = 2,106,609,078.50 : x
2. Step 2: Convert to fraction form
   983,185,543.50/2,106,609,078.50 = 2,106,609,078.50/x
3. Step 3: Cross multiply
   983,185,543.50x = 2,106,609,078.50 × 2,106,609,078.50
4. Step 4: Simplify right side
   983,185,543.50x = 4,437,801,809,618,619,392
5. Step 5: Solve for x
   x = 4,437,801,809,618,619,392/983,185,543.50
6. Step 6: Final answer
   x = 4,513,697,174.41