Finding the Fourth Proportional to 76,146.82, 105,095.10 and 52,253.86

Step by Step Solution

1. Step 1: Write the proportion equation
   76,146.82 : 105,095.10 = 52,253.86 : x
2. Step 2: Convert to fraction form
   76,146.82/105,095.10 = 52,253.86/x
3. Step 3: Cross multiply
   76,146.82x = 105,095.10 × 52,253.86
4. Step 4: Simplify right side
   76,146.82x = 5,491,624,642.09
5. Step 5: Solve for x
   x = 5,491,624,642.09/76,146.82
6. Step 6: Final answer
   x = 72,118.90