Finding the Fourth Proportional to 2,389,907.93, 3,298,031.25 and 1,302,188.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,389,907.93 : 3,298,031.25 = 1,302,188.49 : x
2. Step 2: Convert to fraction form
   2,389,907.93/3,298,031.25 = 1,302,188.49/x
3. Step 3: Cross multiply
   2,389,907.93x = 3,298,031.25 × 1,302,188.49
4. Step 4: Simplify right side
   2,389,907.93x = 4,294,658,333,410.31
5. Step 5: Solve for x
   x = 4,294,658,333,410.31/2,389,907.93
6. Step 6: Final answer
   x = 1,796,997.40