Finding the Fourth Proportional to 2,404,309.50, 3,317,947.20 and 1,385,779.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404,309.50 : 3,317,947.20 = 1,385,779.86 : x
2. Step 2: Convert to fraction form
   2,404,309.50/3,317,947.20 = 1,385,779.86/x
3. Step 3: Cross multiply
   2,404,309.50x = 3,317,947.20 × 1,385,779.86
4. Step 4: Simplify right side
   2,404,309.50x = 4,597,944,406,303.39
5. Step 5: Solve for x
   x = 4,597,944,406,303.39/2,404,309.50
6. Step 6: Final answer
   x = 1,912,376.26