Finding the Fourth Proportional to 91,240.61, 136,868.22 and 32,089.55

Step by Step Solution

1. Step 1: Write the proportion equation
   91,240.61 : 136,868.22 = 32,089.55 : x
2. Step 2: Convert to fraction form
   91,240.61/136,868.22 = 32,089.55/x
3. Step 3: Cross multiply
   91,240.61x = 136,868.22 × 32,089.55
4. Step 4: Simplify right side
   91,240.61x = 4,392,038,904.76
5. Step 5: Solve for x
   x = 4,392,038,904.76/91,240.61
6. Step 6: Final answer
   x = 48,136.89