Finding the Fourth Proportional to 91,290.82, 136,931.58 and 32,126.98

Step by Step Solution

1. Step 1: Write the proportion equation
   91,290.82 : 136,931.58 = 32,126.98 : x
2. Step 2: Convert to fraction form
   91,290.82/136,931.58 = 32,126.98/x
3. Step 3: Cross multiply
   91,290.82x = 136,931.58 × 32,126.98
4. Step 4: Simplify right side
   91,290.82x = 4,399,198,132.03
5. Step 5: Solve for x
   x = 4,399,198,132.03/91,290.82
6. Step 6: Final answer
   x = 48,188.83