Finding the Fourth Proportional to 2,112,377.22, 2,915,081.34 and 1,145,507.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,112,377.22 : 2,915,081.34 = 1,145,507.25 : x
2. Step 2: Convert to fraction form
   2,112,377.22/2,915,081.34 = 1,145,507.25/x
3. Step 3: Cross multiply
   2,112,377.22x = 2,915,081.34 × 1,145,507.25
4. Step 4: Simplify right side
   2,112,377.22x = 3,339,246,809,309.72
5. Step 5: Solve for x
   x = 3,339,246,809,309.72/2,112,377.22
6. Step 6: Final answer
   x = 1,580,800.43