Finding the Third Proportional to 521,633 and 1,099,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   521,633 : 1,099,307.50 = 1,099,307.50 : x
2. Step 2: Convert to fraction form
   521,633/1,099,307.50 = 1,099,307.50/x
3. Step 3: Cross multiply
   521,633x = 1,099,307.50 × 1,099,307.50
4. Step 4: Simplify right side
   521,633x = 1,208,476,979,556.25
5. Step 5: Solve for x
   x = 1,208,476,979,556.25/521,633
6. Step 6: Final answer
   x = 2,316,718.80