Finding the Fourth Proportional to 82,010.12, 122,565.83 and 59,870.12

Step by Step Solution

1. Step 1: Write the proportion equation
   82,010.12 : 122,565.83 = 59,870.12 : x
2. Step 2: Convert to fraction form
   82,010.12/122,565.83 = 59,870.12/x
3. Step 3: Cross multiply
   82,010.12x = 122,565.83 × 59,870.12
4. Step 4: Simplify right side
   82,010.12x = 7,338,030,037.82
5. Step 5: Solve for x
   x = 7,338,030,037.82/82,010.12
6. Step 6: Final answer
   x = 89,477.13