Finding the Fourth Proportional to 1,061,156.30, 1,591,796.75 and 302,939.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,156.30 : 1,591,796.75 = 302,939.46 : x
2. Step 2: Convert to fraction form
   1,061,156.30/1,591,796.75 = 302,939.46/x
3. Step 3: Cross multiply
   1,061,156.30x = 1,591,796.75 × 302,939.46
4. Step 4: Simplify right side
   1,061,156.30x = 482,218,046,360.06
5. Step 5: Solve for x
   x = 482,218,046,360.06/1,061,156.30
6. Step 6: Final answer
   x = 454,426.98