Finding the Fourth Proportional to 2,518,856.53, 3,779,499.62 and 1,238,769.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518,856.53 : 3,779,499.62 = 1,238,769.59 : x
2. Step 2: Convert to fraction form
   2,518,856.53/3,779,499.62 = 1,238,769.59/x
3. Step 3: Cross multiply
   2,518,856.53x = 3,779,499.62 × 1,238,769.59
4. Step 4: Simplify right side
   2,518,856.53x = 4,681,929,178,871.98
5. Step 5: Solve for x
   x = 4,681,929,178,871.98/2,518,856.53
6. Step 6: Final answer
   x = 1,858,751.83