Finding the Fourth Proportional to 72,985.47, 100,711.40 and 41,152.47

Step by Step Solution

1. Step 1: Write the proportion equation
   72,985.47 : 100,711.40 = 41,152.47 : x
2. Step 2: Convert to fraction form
   72,985.47/100,711.40 = 41,152.47/x
3. Step 3: Cross multiply
   72,985.47x = 100,711.40 × 41,152.47
4. Step 4: Simplify right side
   72,985.47x = 4,144,522,661.40
5. Step 5: Solve for x
   x = 4,144,522,661.40/72,985.47
6. Step 6: Final answer
   x = 56,785.59