Finding the Fourth Proportional to 147,796.56, 221,654.34 and 53,009.19

Step by Step Solution

1. Step 1: Write the proportion equation
   147,796.56 : 221,654.34 = 53,009.19 : x
2. Step 2: Convert to fraction form
   147,796.56/221,654.34 = 53,009.19/x
3. Step 3: Cross multiply
   147,796.56x = 221,654.34 × 53,009.19
4. Step 4: Simplify right side
   147,796.56x = 11,749,717,023.38
5. Step 5: Solve for x
   x = 11,749,717,023.38/147,796.56
6. Step 6: Final answer
   x = 79,499.26