Finding the Fourth Proportional to 2,150,916.78, 2,968,302.90 and 1,170,884

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150,916.78 : 2,968,302.90 = 1,170,884 : x
2. Step 2: Convert to fraction form
   2,150,916.78/2,968,302.90 = 1,170,884/x
3. Step 3: Cross multiply
   2,150,916.78x = 2,968,302.90 × 1,170,884
4. Step 4: Simplify right side
   2,150,916.78x = 3,475,538,372,763.60
5. Step 5: Solve for x
   x = 3,475,538,372,763.60/2,150,916.78
6. Step 6: Final answer
   x = 1,615,840.47