Finding the Fourth Proportional to 58,411.55, 80,607.96 and 31,554.05

Step by Step Solution

1. Step 1: Write the proportion equation
   58,411.55 : 80,607.96 = 31,554.05 : x
2. Step 2: Convert to fraction form
   58,411.55/80,607.96 = 31,554.05/x
3. Step 3: Cross multiply
   58,411.55x = 80,607.96 × 31,554.05
4. Step 4: Simplify right side
   58,411.55x = 2,543,507,197.20
5. Step 5: Solve for x
   x = 2,543,507,197.20/58,411.55
6. Step 6: Final answer
   x = 43,544.60