Finding the Fourth Proportional to 109,669.48, 164,455.01 and 50,472.86

Step by Step Solution

1. Step 1: Write the proportion equation
   109,669.48 : 164,455.01 = 50,472.86 : x
2. Step 2: Convert to fraction form
   109,669.48/164,455.01 = 50,472.86/x
3. Step 3: Cross multiply
   109,669.48x = 164,455.01 × 50,472.86
4. Step 4: Simplify right side
   109,669.48x = 8,300,514,696.03
5. Step 5: Solve for x
   x = 8,300,514,696.03/109,669.48
6. Step 6: Final answer
   x = 75,686.64