Finding the Fourth Proportional to 2,112,373.33, 2,915,075.99 and 1,145,503.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,112,373.33 : 2,915,075.99 = 1,145,503.37 : x
2. Step 2: Convert to fraction form
   2,112,373.33/2,915,075.99 = 1,145,503.37/x
3. Step 3: Cross multiply
   2,112,373.33x = 2,915,075.99 × 1,145,503.37
4. Step 4: Simplify right side
   2,112,373.33x = 3,339,229,364,105.23
5. Step 5: Solve for x
   x = 3,339,229,364,105.23/2,112,373.33
6. Step 6: Final answer
   x = 1,580,795.08