Finding the Fourth Proportional to 2,623,196.88, 3,931,841.52 and 1,340,215.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,623,196.88 : 3,931,841.52 = 1,340,215.20 : x
2. Step 2: Convert to fraction form
   2,623,196.88/3,931,841.52 = 1,340,215.20/x
3. Step 3: Cross multiply
   2,623,196.88x = 3,931,841.52 × 1,340,215.20
4. Step 4: Simplify right side
   2,623,196.88x = 5,269,513,769,095.10
5. Step 5: Solve for x
   x = 5,269,513,769,095.10/2,623,196.88
6. Step 6: Final answer
   x = 2,008,813.68