Finding the Fourth Proportional to 47,510.58, 65,554.18 and 28,387.48

Step by Step Solution

1. Step 1: Write the proportion equation
   47,510.58 : 65,554.18 = 28,387.48 : x
2. Step 2: Convert to fraction form
   47,510.58/65,554.18 = 28,387.48/x
3. Step 3: Cross multiply
   47,510.58x = 65,554.18 × 28,387.48
4. Step 4: Simplify right side
   47,510.58x = 1,860,917,973.67
5. Step 5: Solve for x
   x = 1,860,917,973.67/47,510.58
6. Step 6: Final answer
   x = 39,168.50