Finding the Fourth Proportional to 2,101,358.34, 3,151,840.52 and 681,426.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,101,358.34 : 3,151,840.52 = 681,426.72 : x
2. Step 2: Convert to fraction form
   2,101,358.34/3,151,840.52 = 681,426.72/x
3. Step 3: Cross multiply
   2,101,358.34x = 3,151,840.52 × 681,426.72
4. Step 4: Simplify right side
   2,101,358.34x = 2,147,748,349,210.26
5. Step 5: Solve for x
   x = 2,147,748,349,210.26/2,101,358.34
6. Step 6: Final answer
   x = 1,022,076.20