Finding the Third Proportional to 70,099.88 and 153,770.63

Step by Step Solution

1. Step 1: Write the proportion equation
   70,099.88 : 153,770.63 = 153,770.63 : x
2. Step 2: Convert to fraction form
   70,099.88/153,770.63 = 153,770.63/x
3. Step 3: Cross multiply
   70,099.88x = 153,770.63 × 153,770.63
4. Step 4: Simplify right side
   70,099.88x = 23,645,405,112.89
5. Step 5: Solve for x
   x = 23,645,405,112.89/70,099.88
6. Step 6: Final answer
   x = 337,310.23