Finding the Fourth Proportional to 58,547.61, 80,795.71 and 31,690.34

Step by Step Solution

1. Step 1: Write the proportion equation
   58,547.61 : 80,795.71 = 31,690.34 : x
2. Step 2: Convert to fraction form
   58,547.61/80,795.71 = 31,690.34/x
3. Step 3: Cross multiply
   58,547.61x = 80,795.71 × 31,690.34
4. Step 4: Simplify right side
   58,547.61x = 2,560,443,459.06
5. Step 5: Solve for x
   x = 2,560,443,459.06/58,547.61
6. Step 6: Final answer
   x = 43,732.67