Finding the Fourth Proportional to 100,789.76, 151,172.89 and 37,612.06

Step by Step Solution

1. Step 1: Write the proportion equation
   100,789.76 : 151,172.89 = 37,612.06 : x
2. Step 2: Convert to fraction form
   100,789.76/151,172.89 = 37,612.06/x
3. Step 3: Cross multiply
   100,789.76x = 151,172.89 × 37,612.06
4. Step 4: Simplify right side
   100,789.76x = 5,685,923,809.05
5. Step 5: Solve for x
   x = 5,685,923,809.05/100,789.76
6. Step 6: Final answer
   x = 56,413.71