Finding the Fourth Proportional to 106,887, 160,224.78 and 50,628.30

Step by Step Solution

1. Step 1: Write the proportion equation
   106,887 : 160,224.78 = 50,628.30 : x
2. Step 2: Convert to fraction form
   106,887/160,224.78 = 50,628.30/x
3. Step 3: Cross multiply
   106,887x = 160,224.78 × 50,628.30
4. Step 4: Simplify right side
   106,887x = 8,111,908,229.27
5. Step 5: Solve for x
   x = 8,111,908,229.27/106,887
6. Step 6: Final answer
   x = 75,892.37