Finding the Fourth Proportional to 46,685.43, 64,374.82 and 31,551.86

Step by Step Solution

1. Step 1: Write the proportion equation
   46,685.43 : 64,374.82 = 31,551.86 : x
2. Step 2: Convert to fraction form
   46,685.43/64,374.82 = 31,551.86/x
3. Step 3: Cross multiply
   46,685.43x = 64,374.82 × 31,551.86
4. Step 4: Simplify right side
   46,685.43x = 2,031,145,390.22
5. Step 5: Solve for x
   x = 2,031,145,390.22/46,685.43
6. Step 6: Final answer
   x = 43,507.05