Finding the Third Proportional to 12,043,848,808.50 and 26,089,012,567.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,043,848,808.50 : 26,089,012,567.50 = 26,089,012,567.50 : x
2. Step 2: Convert to fraction form
   12,043,848,808.50/26,089,012,567.50 = 26,089,012,567.50/x
3. Step 3: Cross multiply
   12,043,848,808.50x = 26,089,012,567.50 × 26,089,012,567.50
4. Step 4: Simplify right side
   12,043,848,808.50x = 680,636,576,747,172,921,344
5. Step 5: Solve for x
   x = 680,636,576,747,172,921,344/12,043,848,808.50
6. Step 6: Final answer
   x = 56,513,211,646.00