Finding the Third Proportional to 11,837,317,859 and 25,758,480,484

Step by Step Solution

1. Step 1: Write the proportion equation
   11,837,317,859 : 25,758,480,484 = 25,758,480,484 : x
2. Step 2: Convert to fraction form
   11,837,317,859/25,758,480,484 = 25,758,480,484/x
3. Step 3: Cross multiply
   11,837,317,859x = 25,758,480,484 × 25,758,480,484
4. Step 4: Simplify right side
   11,837,317,859x = 663,499,316,844,608,880,640
5. Step 5: Solve for x
   x = 663,499,316,844,608,880,640/11,837,317,859
6. Step 6: Final answer
   x = 56,051,491,118.84