Finding the Fourth Proportional to 122,585.27, 183,863.93 and 42,607.89

Step by Step Solution

1. Step 1: Write the proportion equation
   122,585.27 : 183,863.93 = 42,607.89 : x
2. Step 2: Convert to fraction form
   122,585.27/183,863.93 = 42,607.89/x
3. Step 3: Cross multiply
   122,585.27x = 183,863.93 × 42,607.89
4. Step 4: Simplify right side
   122,585.27x = 7,834,053,891.37
5. Step 5: Solve for x
   x = 7,834,053,891.37/122,585.27
6. Step 6: Final answer
   x = 63,906.98