Finding the Fourth Proportional to 71,858.28, 99,156.86 and 41,653.08

Step by Step Solution

1. Step 1: Write the proportion equation
   71,858.28 : 99,156.86 = 41,653.08 : x
2. Step 2: Convert to fraction form
   71,858.28/99,156.86 = 41,653.08/x
3. Step 3: Cross multiply
   71,858.28x = 99,156.86 × 41,653.08
4. Step 4: Simplify right side
   71,858.28x = 4,130,188,413.86
5. Step 5: Solve for x
   x = 4,130,188,413.86/71,858.28
6. Step 6: Final answer
   x = 57,476.86