Finding the Third Proportional to 6,286,023,441 and 13,688,072,986.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,286,023,441 : 13,688,072,986.50 = 13,688,072,986.50 : x
2. Step 2: Convert to fraction form
   6,286,023,441/13,688,072,986.50 = 13,688,072,986.50/x
3. Step 3: Cross multiply
   6,286,023,441x = 13,688,072,986.50 × 13,688,072,986.50
4. Step 4: Simplify right side
   6,286,023,441x = 187,363,342,083,751,018,496
5. Step 5: Solve for x
   x = 187,363,342,083,751,018,496/6,286,023,441
6. Step 6: Final answer
   x = 29,806,338,433.56