Finding the Fourth Proportional to 2,108,034.72, 2,909,070.72 and 1,141,145.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,034.72 : 2,909,070.72 = 1,141,145.28 : x
2. Step 2: Convert to fraction form
   2,108,034.72/2,909,070.72 = 1,141,145.28/x
3. Step 3: Cross multiply
   2,108,034.72x = 2,909,070.72 × 1,141,145.28
4. Step 4: Simplify right side
   2,108,034.72x = 3,319,672,321,314.20
5. Step 5: Solve for x
   x = 3,319,672,321,314.20/2,108,034.72
6. Step 6: Final answer
   x = 1,574,771.18