Finding the Fourth Proportional to 3,987,317.21, 5,983,295.75 and 1,681,667.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,987,317.21 : 5,983,295.75 = 1,681,667.00 : x
2. Step 2: Convert to fraction form
   3,987,317.21/5,983,295.75 = 1,681,667.00/x
3. Step 3: Cross multiply
   3,987,317.21x = 5,983,295.75 × 1,681,667.00
4. Step 4: Simplify right side
   3,987,317.21x = 10,061,910,987,606.03
5. Step 5: Solve for x
   x = 10,061,910,987,606.03/3,987,317.21
6. Step 6: Final answer
   x = 2,523,478.93