Finding the Fourth Proportional to 76,656.16, 105,695 and 52,468.76

Step by Step Solution

1. Step 1: Write the proportion equation
   76,656.16 : 105,695 = 52,468.76 : x
2. Step 2: Convert to fraction form
   76,656.16/105,695 = 52,468.76/x
3. Step 3: Cross multiply
   76,656.16x = 105,695 × 52,468.76
4. Step 4: Simplify right side
   76,656.16x = 5,545,685,588.20
5. Step 5: Solve for x
   x = 5,545,685,588.20/76,656.16
6. Step 6: Final answer
   x = 72,344.94