Finding the Fourth Proportional to 91,510.26, 137,304.84 and 35,389.86

Step by Step Solution

1. Step 1: Write the proportion equation
   91,510.26 : 137,304.84 = 35,389.86 : x
2. Step 2: Convert to fraction form
   91,510.26/137,304.84 = 35,389.86/x
3. Step 3: Cross multiply
   91,510.26x = 137,304.84 × 35,389.86
4. Step 4: Simplify right side
   91,510.26x = 4,859,199,064.92
5. Step 5: Solve for x
   x = 4,859,199,064.92/91,510.26
6. Step 6: Final answer
   x = 53,100.05