Finding the Fourth Proportional to 51,131.67, 70,567.18 and 29,928.71

Step by Step Solution

1. Step 1: Write the proportion equation
   51,131.67 : 70,567.18 = 29,928.71 : x
2. Step 2: Convert to fraction form
   51,131.67/70,567.18 = 29,928.71/x
3. Step 3: Cross multiply
   51,131.67x = 70,567.18 × 29,928.71
4. Step 4: Simplify right side
   51,131.67x = 2,111,984,538.74
5. Step 5: Solve for x
   x = 2,111,984,538.74/51,131.67
6. Step 6: Final answer
   x = 41,304.82