Finding the Fourth Proportional to 58,705.46, 81,012.86 and 31,847.96

Step by Step Solution

1. Step 1: Write the proportion equation
   58,705.46 : 81,012.86 = 31,847.96 : x
2. Step 2: Convert to fraction form
   58,705.46/81,012.86 = 31,847.96/x
3. Step 3: Cross multiply
   58,705.46x = 81,012.86 × 31,847.96
4. Step 4: Simplify right side
   58,705.46x = 2,580,094,259.64
5. Step 5: Solve for x
   x = 2,580,094,259.64/58,705.46
6. Step 6: Final answer
   x = 43,949.82