Finding the Third Proportional to 12,429,342,237 and 26,631,571,650

Step by Step Solution

1. Step 1: Write the proportion equation
   12,429,342,237 : 26,631,571,650 = 26,631,571,650 : x
2. Step 2: Convert to fraction form
   12,429,342,237/26,631,571,650 = 26,631,571,650/x
3. Step 3: Cross multiply
   12,429,342,237x = 26,631,571,650 × 26,631,571,650
4. Step 4: Simplify right side
   12,429,342,237x = 709,240,608,549,083,676,672
5. Step 5: Solve for x
   x = 709,240,608,549,083,676,672/12,429,342,237
6. Step 6: Final answer
   x = 57,061,797,400.49