Finding the Fourth Proportional to 404,557.29, 606,934.71 and 134,684.91

Step by Step Solution

1. Step 1: Write the proportion equation
   404,557.29 : 606,934.71 = 134,684.91 : x
2. Step 2: Convert to fraction form
   404,557.29/606,934.71 = 134,684.91/x
3. Step 3: Cross multiply
   404,557.29x = 606,934.71 × 134,684.91
4. Step 4: Simplify right side
   404,557.29x = 81,744,946,792.23
5. Step 5: Solve for x
   x = 81,744,946,792.23/404,557.29
6. Step 6: Final answer
   x = 202,060.25