Finding the Fourth Proportional to 2,124,499.37, 2,931,717.48 and 1,206,725.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124,499.37 : 2,931,717.48 = 1,206,725.67 : x
2. Step 2: Convert to fraction form
   2,124,499.37/2,931,717.48 = 1,206,725.67/x
3. Step 3: Cross multiply
   2,124,499.37x = 2,931,717.48 × 1,206,725.67
4. Step 4: Simplify right side
   2,124,499.37x = 3,537,778,740,303.71
5. Step 5: Solve for x
   x = 3,537,778,740,303.71/2,124,499.37
6. Step 6: Final answer
   x = 1,665,229.37