Finding the Fourth Proportional to 82,479.03, 123,780.74 and 60,349.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,479.03 : 123,780.74 = 60,349.50 : x
2. Step 2: Convert to fraction form
   82,479.03/123,780.74 = 60,349.50/x
3. Step 3: Cross multiply
   82,479.03x = 123,780.74 × 60,349.50
4. Step 4: Simplify right side
   82,479.03x = 7,470,104,847.98
5. Step 5: Solve for x
   x = 7,470,104,847.98/82,479.03
6. Step 6: Final answer
   x = 90,569.75