Finding the Fourth Proportional to 2,639,371.98, 3,641,486.89 and 1,477,647.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,639,371.98 : 3,641,486.89 = 1,477,647.50 : x
2. Step 2: Convert to fraction form
   2,639,371.98/3,641,486.89 = 1,477,647.50/x
3. Step 3: Cross multiply
   2,639,371.98x = 3,641,486.89 × 1,477,647.50
4. Step 4: Simplify right side
   2,639,371.98x = 5,380,833,999,291.28
5. Step 5: Solve for x
   x = 5,380,833,999,291.28/2,639,371.98
6. Step 6: Final answer
   x = 2,038,679.67