Finding the Fourth Proportional to 136,105.92, 204,025.82 and 61,244.91

Step by Step Solution

1. Step 1: Write the proportion equation
   136,105.92 : 204,025.82 = 61,244.91 : x
2. Step 2: Convert to fraction form
   136,105.92/204,025.82 = 61,244.91/x
3. Step 3: Cross multiply
   136,105.92x = 204,025.82 × 61,244.91
4. Step 4: Simplify right side
   136,105.92x = 12,495,542,677.35
5. Step 5: Solve for x
   x = 12,495,542,677.35/136,105.92
6. Step 6: Final answer
   x = 91,807.49