Finding the Fourth Proportional to 61,399.98, 84,742.33 and 35,554.77

Step by Step Solution

1. Step 1: Write the proportion equation
   61,399.98 : 84,742.33 = 35,554.77 : x
2. Step 2: Convert to fraction form
   61,399.98/84,742.33 = 35,554.77/x
3. Step 3: Cross multiply
   61,399.98x = 84,742.33 × 35,554.77
4. Step 4: Simplify right side
   61,399.98x = 3,012,994,052.41
5. Step 5: Solve for x
   x = 3,012,994,052.41/61,399.98
6. Step 6: Final answer
   x = 49,071.58