Finding the Fourth Proportional to 104,390.89, 156,585.89 and 37,815.44

Step by Step Solution

1. Step 1: Write the proportion equation
   104,390.89 : 156,585.89 = 37,815.44 : x
2. Step 2: Convert to fraction form
   104,390.89/156,585.89 = 37,815.44/x
3. Step 3: Cross multiply
   104,390.89x = 156,585.89 × 37,815.44
4. Step 4: Simplify right side
   104,390.89x = 5,921,363,639.75
5. Step 5: Solve for x
   x = 5,921,363,639.75/104,390.89
6. Step 6: Final answer
   x = 56,722.99