Finding the Fourth Proportional to 2,809,538.93, 3,877,163.72 and 1,520,379.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,809,538.93 : 3,877,163.72 = 1,520,379.31 : x
2. Step 2: Convert to fraction form
   2,809,538.93/3,877,163.72 = 1,520,379.31/x
3. Step 3: Cross multiply
   2,809,538.93x = 3,877,163.72 × 1,520,379.31
4. Step 4: Simplify right side
   2,809,538.93x = 5,894,759,501,370.63
5. Step 5: Solve for x
   x = 5,894,759,501,370.63/2,809,538.93
6. Step 6: Final answer
   x = 2,098,123.45