Finding the Fourth Proportional to 1,907,131.12, 2,630,673.60 and 1,132,236.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,907,131.12 : 2,630,673.60 = 1,132,236.04 : x
2. Step 2: Convert to fraction form
   1,907,131.12/2,630,673.60 = 1,132,236.04/x
3. Step 3: Cross multiply
   1,907,131.12x = 2,630,673.60 × 1,132,236.04
4. Step 4: Simplify right side
   1,907,131.12x = 2,978,543,459,396.54
5. Step 5: Solve for x
   x = 2,978,543,459,396.54/1,907,131.12
6. Step 6: Final answer
   x = 1,561,792.70