Finding the Fourth Proportional to 58,547.89, 80,795.94 and 31,690.18

Step by Step Solution

1. Step 1: Write the proportion equation
   58,547.89 : 80,795.94 = 31,690.18 : x
2. Step 2: Convert to fraction form
   58,547.89/80,795.94 = 31,690.18/x
3. Step 3: Cross multiply
   58,547.89x = 80,795.94 × 31,690.18
4. Step 4: Simplify right side
   58,547.89x = 2,560,437,881.87
5. Step 5: Solve for x
   x = 2,560,437,881.87/58,547.89
6. Step 6: Final answer
   x = 43,732.37