Finding the Third Proportional to 61,091,447,240 and 131,519,569,746

Step by Step Solution

1. Step 1: Write the proportion equation
   61,091,447,240 : 131,519,569,746 = 131,519,569,746 : x
2. Step 2: Convert to fraction form
   61,091,447,240/131,519,569,746 = 131,519,569,746/x
3. Step 3: Cross multiply
   61,091,447,240x = 131,519,569,746 × 131,519,569,746
4. Step 4: Simplify right side
   61,091,447,240x = 17,297,397,226,172,959,424,512
5. Step 5: Solve for x
   x = 17,297,397,226,172,959,424,512/61,091,447,240
6. Step 6: Final answer
   x = 283,139,424,708.99