Finding the Third Proportional to 166,577,984,611.88 and 253,770,037,085.82

Step by Step Solution

1. Step 1: Write the proportion equation
   166,577,984,611.88 : 253,770,037,085.82 = 253,770,037,085.82 : x
2. Step 2: Convert to fraction form
   166,577,984,611.88/253,770,037,085.82 = 253,770,037,085.82/x
3. Step 3: Cross multiply
   166,577,984,611.88x = 253,770,037,085.82 × 253,770,037,085.82
4. Step 4: Simplify right side
   166,577,984,611.88x = 64,399,231,722,538,464,706,560
5. Step 5: Solve for x
   x = 64,399,231,722,538,464,706,560/166,577,984,611.88
6. Step 6: Final answer
   x = 386,601,097,813.65