Finding the Fourth Proportional to 2,387,769.78, 3,294,955.95 and 1,355,298.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,387,769.78 : 3,294,955.95 = 1,355,298.72 : x
2. Step 2: Convert to fraction form
   2,387,769.78/3,294,955.95 = 1,355,298.72/x
3. Step 3: Cross multiply
   2,387,769.78x = 3,294,955.95 × 1,355,298.72
4. Step 4: Simplify right side
   2,387,769.78x = 4,465,649,581,491.38
5. Step 5: Solve for x
   x = 4,465,649,581,491.38/2,387,769.78
6. Step 6: Final answer
   x = 1,870,217.82