Finding the Fourth Proportional to 111,779.86, 154,248.06 and 63,382.76

Step by Step Solution

1. Step 1: Write the proportion equation
   111,779.86 : 154,248.06 = 63,382.76 : x
2. Step 2: Convert to fraction form
   111,779.86/154,248.06 = 63,382.76/x
3. Step 3: Cross multiply
   111,779.86x = 154,248.06 × 63,382.76
4. Step 4: Simplify right side
   111,779.86x = 9,776,667,767.45
5. Step 5: Solve for x
   x = 9,776,667,767.45/111,779.86
6. Step 6: Final answer
   x = 87,463.59