Finding the Fourth Proportional to 147,822.64, 221,632.78 and 53,050.72

Step by Step Solution

1. Step 1: Write the proportion equation
   147,822.64 : 221,632.78 = 53,050.72 : x
2. Step 2: Convert to fraction form
   147,822.64/221,632.78 = 53,050.72/x
3. Step 3: Cross multiply
   147,822.64x = 221,632.78 × 53,050.72
4. Step 4: Simplify right side
   147,822.64x = 11,757,778,554.60
5. Step 5: Solve for x
   x = 11,757,778,554.60/147,822.64
6. Step 6: Final answer
   x = 79,539.77