Finding the Third Proportional to 25,899,646,339 and 56,359,899,544

Step by Step Solution

1. Step 1: Write the proportion equation
   25,899,646,339 : 56,359,899,544 = 56,359,899,544 : x
2. Step 2: Convert to fraction form
   25,899,646,339/56,359,899,544 = 56,359,899,544/x
3. Step 3: Cross multiply
   25,899,646,339x = 56,359,899,544 × 56,359,899,544
4. Step 4: Simplify right side
   25,899,646,339x = 3,176,438,276,609,771,307,008
5. Step 5: Solve for x
   x = 3,176,438,276,609,771,307,008/25,899,646,339
6. Step 6: Final answer
   x = 122,644,079,190.64