Finding the Fourth Proportional to 90,836.82, 136,271.52 and 37,528.80

Step by Step Solution

1. Step 1: Write the proportion equation
   90,836.82 : 136,271.52 = 37,528.80 : x
2. Step 2: Convert to fraction form
   90,836.82/136,271.52 = 37,528.80/x
3. Step 3: Cross multiply
   90,836.82x = 136,271.52 × 37,528.80
4. Step 4: Simplify right side
   90,836.82x = 5,114,106,619.78
5. Step 5: Solve for x
   x = 5,114,106,619.78/90,836.82
6. Step 6: Final answer
   x = 56,299.93