Finding the Fourth Proportional to 152,128.92, 228,096.18 and 73,085.88

Step by Step Solution

1. Step 1: Write the proportion equation
   152,128.92 : 228,096.18 = 73,085.88 : x
2. Step 2: Convert to fraction form
   152,128.92/228,096.18 = 73,085.88/x
3. Step 3: Cross multiply
   152,128.92x = 228,096.18 × 73,085.88
4. Step 4: Simplify right side
   152,128.92x = 16,670,610,039.94
5. Step 5: Solve for x
   x = 16,670,610,039.94/152,128.92
6. Step 6: Final answer
   x = 109,582.12