Finding the Fourth Proportional to 164,436.18, 226,897.52 and 99,871.82

Step by Step Solution

1. Step 1: Write the proportion equation
   164,436.18 : 226,897.52 = 99,871.82 : x
2. Step 2: Convert to fraction form
   164,436.18/226,897.52 = 99,871.82/x
3. Step 3: Cross multiply
   164,436.18x = 226,897.52 × 99,871.82
4. Step 4: Simplify right side
   164,436.18x = 22,660,668,275.89
5. Step 5: Solve for x
   x = 22,660,668,275.89/164,436.18
6. Step 6: Final answer
   x = 137,808.29