Finding the Fourth Proportional to 2,091,359.20, 3,132,373.20 and 1,718,111.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091,359.20 : 3,132,373.20 = 1,718,111.20 : x
2. Step 2: Convert to fraction form
   2,091,359.20/3,132,373.20 = 1,718,111.20/x
3. Step 3: Cross multiply
   2,091,359.20x = 3,132,373.20 × 1,718,111.20
4. Step 4: Simplify right side
   2,091,359.20x = 5,381,765,477,499.84
5. Step 5: Solve for x
   x = 5,381,765,477,499.84/2,091,359.20
6. Step 6: Final answer
   x = 2,573,333.88