Finding the Fourth Proportional to 2,151,760.78, 2,969,429.55 and 1,184,888.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,151,760.78 : 2,969,429.55 = 1,184,888.68 : x
2. Step 2: Convert to fraction form
   2,151,760.78/2,969,429.55 = 1,184,888.68/x
3. Step 3: Cross multiply
   2,151,760.78x = 2,969,429.55 × 1,184,888.68
4. Step 4: Simplify right side
   2,151,760.78x = 3,518,443,459,852.49
5. Step 5: Solve for x
   x = 3,518,443,459,852.49/2,151,760.78
6. Step 6: Final answer
   x = 1,635,146.20