Finding the Fourth Proportional to 3,168,128.55, 4,747,300.59 and 2,139,426.51

Step by Step Solution

1. Step 1: Write the proportion equation
   3,168,128.55 : 4,747,300.59 = 2,139,426.51 : x
2. Step 2: Convert to fraction form
   3,168,128.55/4,747,300.59 = 2,139,426.51/x
3. Step 3: Cross multiply
   3,168,128.55x = 4,747,300.59 × 2,139,426.51
4. Step 4: Simplify right side
   3,168,128.55x = 10,156,500,733,184.64
5. Step 5: Solve for x
   x = 10,156,500,733,184.64/3,168,128.55
6. Step 6: Final answer
   x = 3,205,836.06