Finding the Fourth Proportional to 82,440.22, 123,618.74 and 58,734.22

Step by Step Solution

1. Step 1: Write the proportion equation
   82,440.22 : 123,618.74 = 58,734.22 : x
2. Step 2: Convert to fraction form
   82,440.22/123,618.74 = 58,734.22/x
3. Step 3: Cross multiply
   82,440.22x = 123,618.74 × 58,734.22
4. Step 4: Simplify right side
   82,440.22x = 7,260,650,271.28
5. Step 5: Solve for x
   x = 7,260,650,271.28/82,440.22
6. Step 6: Final answer
   x = 88,071.70