Finding the Fourth Proportional to 55,440.26, 83,061.86 and 31,746.86

Step by Step Solution

1. Step 1: Write the proportion equation
   55,440.26 : 83,061.86 = 31,746.86 : x
2. Step 2: Convert to fraction form
   55,440.26/83,061.86 = 31,746.86/x
3. Step 3: Cross multiply
   55,440.26x = 83,061.86 × 31,746.86
4. Step 4: Simplify right side
   55,440.26x = 2,636,952,666.72
5. Step 5: Solve for x
   x = 2,636,952,666.72/55,440.26
6. Step 6: Final answer
   x = 47,563.86