Finding the Fourth Proportional to 71,876.71, 99,185.72 and 41,243.32

Step by Step Solution

1. Step 1: Write the proportion equation
   71,876.71 : 99,185.72 = 41,243.32 : x
2. Step 2: Convert to fraction form
   71,876.71/99,185.72 = 41,243.32/x
3. Step 3: Cross multiply
   71,876.71x = 99,185.72 × 41,243.32
4. Step 4: Simplify right side
   71,876.71x = 4,090,748,389.39
5. Step 5: Solve for x
   x = 4,090,748,389.39/71,876.71
6. Step 6: Final answer
   x = 56,913.41