Finding the Fourth Proportional to 47,700.58, 71,543.31 and 28,735.51

Step by Step Solution

1. Step 1: Write the proportion equation
   47,700.58 : 71,543.31 = 28,735.51 : x
2. Step 2: Convert to fraction form
   47,700.58/71,543.31 = 28,735.51/x
3. Step 3: Cross multiply
   47,700.58x = 71,543.31 × 28,735.51
4. Step 4: Simplify right side
   47,700.58x = 2,055,833,499.94
5. Step 5: Solve for x
   x = 2,055,833,499.94/47,700.58
6. Step 6: Final answer
   x = 43,098.71