Finding the Fourth Proportional to 3,061,318.56, 4,592,642.15 and 931,347.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061,318.56 : 4,592,642.15 = 931,347.31 : x
2. Step 2: Convert to fraction form
   3,061,318.56/4,592,642.15 = 931,347.31/x
3. Step 3: Cross multiply
   3,061,318.56x = 4,592,642.15 × 931,347.31
4. Step 4: Simplify right side
   3,061,318.56x = 4,277,344,923,676.72
5. Step 5: Solve for x
   x = 4,277,344,923,676.72/3,061,318.56
6. Step 6: Final answer
   x = 1,397,223.07