Finding the Fourth Proportional to 111,759.98, 154,191.02 and 63,356.70

Step by Step Solution

1. Step 1: Write the proportion equation
   111,759.98 : 154,191.02 = 63,356.70 : x
2. Step 2: Convert to fraction form
   111,759.98/154,191.02 = 63,356.70/x
3. Step 3: Cross multiply
   111,759.98x = 154,191.02 × 63,356.70
4. Step 4: Simplify right side
   111,759.98x = 9,769,034,196.83
5. Step 5: Solve for x
   x = 9,769,034,196.83/111,759.98
6. Step 6: Final answer
   x = 87,410.84