Finding the Fourth Proportional to 2,113,205.70, 3,164,209.74 and 1,113,834.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,113,205.70 : 3,164,209.74 = 1,113,834.18 : x
2. Step 2: Convert to fraction form
   2,113,205.70/3,164,209.74 = 1,113,834.18/x
3. Step 3: Cross multiply
   2,113,205.70x = 3,164,209.74 × 1,113,834.18
4. Step 4: Simplify right side
   2,113,205.70x = 3,524,404,961,100.91
5. Step 5: Solve for x
   x = 3,524,404,961,100.91/2,113,205.70
6. Step 6: Final answer
   x = 1,667,800.23