Finding the Fourth Proportional to 1,787,256.56, 2,680,042.50 and 649,216.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,787,256.56 : 2,680,042.50 = 649,216.46 : x
2. Step 2: Convert to fraction form
   1,787,256.56/2,680,042.50 = 649,216.46/x
3. Step 3: Cross multiply
   1,787,256.56x = 2,680,042.50 × 649,216.46
4. Step 4: Simplify right side
   1,787,256.56x = 1,739,927,704,499.55
5. Step 5: Solve for x
   x = 1,739,927,704,499.55/1,787,256.56
6. Step 6: Final answer
   x = 973,518.71