Finding the Third Proportional to 1,559,190,558 and 3,466,991,557.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559,190,558 : 3,466,991,557.50 = 3,466,991,557.50 : x
2. Step 2: Convert to fraction form
   1,559,190,558/3,466,991,557.50 = 3,466,991,557.50/x
3. Step 3: Cross multiply
   1,559,190,558x = 3,466,991,557.50 × 3,466,991,557.50
4. Step 4: Simplify right side
   1,559,190,558x = 12,020,030,459,776,276,480
5. Step 5: Solve for x
   x = 12,020,030,459,776,276,480/1,559,190,558
6. Step 6: Final answer
   x = 7,709,147,799.87