Finding the Fourth Proportional to 82,438.22, 123,615.74 and 58,732.22

Step by Step Solution

1. Step 1: Write the proportion equation
   82,438.22 : 123,615.74 = 58,732.22 : x
2. Step 2: Convert to fraction form
   82,438.22/123,615.74 = 58,732.22/x
3. Step 3: Cross multiply
   82,438.22x = 123,615.74 × 58,732.22
4. Step 4: Simplify right side
   82,438.22x = 7,260,226,365.89
5. Step 5: Solve for x
   x = 7,260,226,365.89/82,438.22
6. Step 6: Final answer
   x = 88,068.70