Finding the Fourth Proportional to 91,566.83, 137,321.98 and 32,388.89

Step by Step Solution

1. Step 1: Write the proportion equation
   91,566.83 : 137,321.98 = 32,388.89 : x
2. Step 2: Convert to fraction form
   91,566.83/137,321.98 = 32,388.89/x
3. Step 3: Cross multiply
   91,566.83x = 137,321.98 × 32,388.89
4. Step 4: Simplify right side
   91,566.83x = 4,447,705,919.41
5. Step 5: Solve for x
   x = 4,447,705,919.41/91,566.83
6. Step 6: Final answer
   x = 48,573.33