Finding the Fourth Proportional to 2,436,478.90, 3,653,488.16 and 1,425,904.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,436,478.90 : 3,653,488.16 = 1,425,904.47 : x
2. Step 2: Convert to fraction form
   2,436,478.90/3,653,488.16 = 1,425,904.47/x
3. Step 3: Cross multiply
   2,436,478.90x = 3,653,488.16 × 1,425,904.47
4. Step 4: Simplify right side
   2,436,478.90x = 5,209,525,096,653.69
5. Step 5: Solve for x
   x = 5,209,525,096,653.69/2,436,478.90
6. Step 6: Final answer
   x = 2,138,136.76