Finding the Fourth Proportional to 1,842,419.74, 2,761,533.15 and 1,121,170.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,842,419.74 : 2,761,533.15 = 1,121,170.72 : x
2. Step 2: Convert to fraction form
   1,842,419.74/2,761,533.15 = 1,121,170.72/x
3. Step 3: Cross multiply
   1,842,419.74x = 2,761,533.15 × 1,121,170.72
4. Step 4: Simplify right side
   1,842,419.74x = 3,096,150,110,089.37
5. Step 5: Solve for x
   x = 3,096,150,110,089.37/1,842,419.74
6. Step 6: Final answer
   x = 1,680,480.32