Finding the Fourth Proportional to 188,457.72, 282,575.82 and 76,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   188,457.72 : 282,575.82 = 76,141.50 : x
2. Step 2: Convert to fraction form
   188,457.72/282,575.82 = 76,141.50/x
3. Step 3: Cross multiply
   188,457.72x = 282,575.82 × 76,141.50
4. Step 4: Simplify right side
   188,457.72x = 21,515,746,798.53
5. Step 5: Solve for x
   x = 21,515,746,798.53/188,457.72
6. Step 6: Final answer
   x = 114,167.50