Finding the Fourth Proportional to 71,806.52, 107,549.39 and 52,039.69

Step by Step Solution

1. Step 1: Write the proportion equation
   71,806.52 : 107,549.39 = 52,039.69 : x
2. Step 2: Convert to fraction form
   71,806.52/107,549.39 = 52,039.69/x
3. Step 3: Cross multiply
   71,806.52x = 107,549.39 × 52,039.69
4. Step 4: Simplify right side
   71,806.52x = 5,596,836,776.51
5. Step 5: Solve for x
   x = 5,596,836,776.51/71,806.52
6. Step 6: Final answer
   x = 77,943.29