Finding the Third Proportional to 1,224,137,859.75 and 2,656,110,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,224,137,859.75 : 2,656,110,667.50 = 2,656,110,667.50 : x
2. Step 2: Convert to fraction form
   1,224,137,859.75/2,656,110,667.50 = 2,656,110,667.50/x
3. Step 3: Cross multiply
   1,224,137,859.75x = 2,656,110,667.50 × 2,656,110,667.50
4. Step 4: Simplify right side
   1,224,137,859.75x = 7,054,923,878,007,296,000
5. Step 5: Solve for x
   x = 7,054,923,878,007,296,000/1,224,137,859.75
6. Step 6: Final answer
   x = 5,763,177,588.06