Finding the Fourth Proportional to 59,405.84, 81,980.04 and 35,538.12

Step by Step Solution

1. Step 1: Write the proportion equation
   59,405.84 : 81,980.04 = 35,538.12 : x
2. Step 2: Convert to fraction form
   59,405.84/81,980.04 = 35,538.12/x
3. Step 3: Cross multiply
   59,405.84x = 81,980.04 × 35,538.12
4. Step 4: Simplify right side
   59,405.84x = 2,913,416,499.12
5. Step 5: Solve for x
   x = 2,913,416,499.12/59,405.84
6. Step 6: Final answer
   x = 49,042.60