Finding the Fourth Proportional to 2,495,927.20, 3,443,455.92 and 1,636,964.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,495,927.20 : 3,443,455.92 = 1,636,964.32 : x
2. Step 2: Convert to fraction form
   2,495,927.20/3,443,455.92 = 1,636,964.32/x
3. Step 3: Cross multiply
   2,495,927.20x = 3,443,455.92 × 1,636,964.32
4. Step 4: Simplify right side
   2,495,927.20x = 5,636,814,478,532.78
5. Step 5: Solve for x
   x = 5,636,814,478,532.78/2,495,927.20
6. Step 6: Final answer
   x = 2,258,405.00