Finding the Fourth Proportional to 1,428,326.01, 2,141,361.72 and 708,171.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,326.01 : 2,141,361.72 = 708,171.18 : x
2. Step 2: Convert to fraction form
   1,428,326.01/2,141,361.72 = 708,171.18/x
3. Step 3: Cross multiply
   1,428,326.01x = 2,141,361.72 × 708,171.18
4. Step 4: Simplify right side
   1,428,326.01x = 1,516,450,656,059.23
5. Step 5: Solve for x
   x = 1,516,450,656,059.23/1,428,326.01
6. Step 6: Final answer
   x = 1,061,697.85