Finding the Fourth Proportional to 293,068.01, 404,436.71 and 172,211.96

Step by Step Solution

1. Step 1: Write the proportion equation
   293,068.01 : 404,436.71 = 172,211.96 : x
2. Step 2: Convert to fraction form
   293,068.01/404,436.71 = 172,211.96/x
3. Step 3: Cross multiply
   293,068.01x = 404,436.71 × 172,211.96
4. Step 4: Simplify right side
   293,068.01x = 69,648,838,525.05
5. Step 5: Solve for x
   x = 69,648,838,525.05/293,068.01
6. Step 6: Final answer
   x = 237,654.18