Finding the Fourth Proportional to 2,109,478.02, 2,911,080.24 and 1,142,605.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,478.02 : 2,911,080.24 = 1,142,605.32 : x
2. Step 2: Convert to fraction form
   2,109,478.02/2,911,080.24 = 1,142,605.32/x
3. Step 3: Cross multiply
   2,109,478.02x = 2,911,080.24 × 1,142,605.32
4. Step 4: Simplify right side
   2,109,478.02x = 3,326,215,769,170.88
5. Step 5: Solve for x
   x = 3,326,215,769,170.88/2,109,478.02
6. Step 6: Final answer
   x = 1,576,795.65