Finding the Fourth Proportional to 2,780,389.65, 3,837,095.83 and 1,556,684.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,780,389.65 : 3,837,095.83 = 1,556,684.47 : x
2. Step 2: Convert to fraction form
   2,780,389.65/3,837,095.83 = 1,556,684.47/x
3. Step 3: Cross multiply
   2,780,389.65x = 3,837,095.83 × 1,556,684.47
4. Step 4: Simplify right side
   2,780,389.65x = 5,973,147,488,462.76
5. Step 5: Solve for x
   x = 5,973,147,488,462.76/2,780,389.65
6. Step 6: Final answer
   x = 2,148,313.09