Finding the Fourth Proportional to 76,166.84, 105,122.72 and 52,273.88

Step by Step Solution

1. Step 1: Write the proportion equation
   76,166.84 : 105,122.72 = 52,273.88 : x
2. Step 2: Convert to fraction form
   76,166.84/105,122.72 = 52,273.88/x
3. Step 3: Cross multiply
   76,166.84x = 105,122.72 × 52,273.88
4. Step 4: Simplify right side
   76,166.84x = 5,495,172,450.55
5. Step 5: Solve for x
   x = 5,495,172,450.55/76,166.84
6. Step 6: Final answer
   x = 72,146.52