Finding the Third Proportional to 11,173,919.50 and 17,085,770.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,173,919.50 : 17,085,770.50 = 17,085,770.50 : x
2. Step 2: Convert to fraction form
   11,173,919.50/17,085,770.50 = 17,085,770.50/x
3. Step 3: Cross multiply
   11,173,919.50x = 17,085,770.50 × 17,085,770.50
4. Step 4: Simplify right side
   11,173,919.50x = 291,923,553,578,670.25
5. Step 5: Solve for x
   x = 291,923,553,578,670.25/11,173,919.50
6. Step 6: Final answer
   x = 26,125,439.12