Finding the Fourth Proportional to 91,106.91, 136,702.89 and 41,202

Step by Step Solution

1. Step 1: Write the proportion equation
   91,106.91 : 136,702.89 = 41,202 : x
2. Step 2: Convert to fraction form
   91,106.91/136,702.89 = 41,202/x
3. Step 3: Cross multiply
   91,106.91x = 136,702.89 × 41,202
4. Step 4: Simplify right side
   91,106.91x = 5,632,432,473.78
5. Step 5: Solve for x
   x = 5,632,432,473.78/91,106.91
6. Step 6: Final answer
   x = 61,822.23