Finding the Fourth Proportional to 107,050.86, 147,647.02 and 73,086.72

Step by Step Solution

1. Step 1: Write the proportion equation
   107,050.86 : 147,647.02 = 73,086.72 : x
2. Step 2: Convert to fraction form
   107,050.86/147,647.02 = 73,086.72/x
3. Step 3: Cross multiply
   107,050.86x = 147,647.02 × 73,086.72
4. Step 4: Simplify right side
   107,050.86x = 10,791,036,409.57
5. Step 5: Solve for x
   x = 10,791,036,409.57/107,050.86
6. Step 6: Final answer
   x = 100,802.89