Finding the Third Proportional to 12,138,339 and 26,003,715

Step by Step Solution

1. Step 1: Write the proportion equation
   12,138,339 : 26,003,715 = 26,003,715 : x
2. Step 2: Convert to fraction form
   12,138,339/26,003,715 = 26,003,715/x
3. Step 3: Cross multiply
   12,138,339x = 26,003,715 × 26,003,715
4. Step 4: Simplify right side
   12,138,339x = 676,193,193,801,225
5. Step 5: Solve for x
   x = 676,193,193,801,225/12,138,339
6. Step 6: Final answer
   x = 55,707,225.99