Finding the Third Proportional to 873,468 and 1,851,907.50

Step by Step Solution

1. Step 1: Write the proportion equation
   873,468 : 1,851,907.50 = 1,851,907.50 : x
2. Step 2: Convert to fraction form
   873,468/1,851,907.50 = 1,851,907.50/x
3. Step 3: Cross multiply
   873,468x = 1,851,907.50 × 1,851,907.50
4. Step 4: Simplify right side
   873,468x = 3,429,561,388,556.25
5. Step 5: Solve for x
   x = 3,429,561,388,556.25/873,468
6. Step 6: Final answer
   x = 3,926,373.25