Finding the Fourth Proportional to 82,188.06, 123,261.31 and 42,184.65

Step by Step Solution

1. Step 1: Write the proportion equation
   82,188.06 : 123,261.31 = 42,184.65 : x
2. Step 2: Convert to fraction form
   82,188.06/123,261.31 = 42,184.65/x
3. Step 3: Cross multiply
   82,188.06x = 123,261.31 × 42,184.65
4. Step 4: Simplify right side
   82,188.06x = 5,199,735,220.89
5. Step 5: Solve for x
   x = 5,199,735,220.89/82,188.06
6. Step 6: Final answer
   x = 63,266.31