Finding the Fourth Proportional to 2,388,191, 3,295,637.16 and 1,300,438.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,388,191 : 3,295,637.16 = 1,300,438.76 : x
2. Step 2: Convert to fraction form
   2,388,191/3,295,637.16 = 1,300,438.76/x
3. Step 3: Cross multiply
   2,388,191x = 3,295,637.16 × 1,300,438.76
4. Step 4: Simplify right side
   2,388,191x = 4,285,774,301,760.32
5. Step 5: Solve for x
   x = 4,285,774,301,760.32/2,388,191
6. Step 6: Final answer
   x = 1,794,569.32