Finding the Fourth Proportional to 501,276.48, 752,070.78 and 164,319.72

Step by Step Solution

1. Step 1: Write the proportion equation
   501,276.48 : 752,070.78 = 164,319.72 : x
2. Step 2: Convert to fraction form
   501,276.48/752,070.78 = 164,319.72/x
3. Step 3: Cross multiply
   501,276.48x = 752,070.78 × 164,319.72
4. Step 4: Simplify right side
   501,276.48x = 123,580,059,989.78
5. Step 5: Solve for x
   x = 123,580,059,989.78/501,276.48
6. Step 6: Final answer
   x = 246,530.74