Finding the Fourth Proportional to 111,791.32, 154,283.34 and 64,051

Step by Step Solution

1. Step 1: Write the proportion equation
   111,791.32 : 154,283.34 = 64,051 : x
2. Step 2: Convert to fraction form
   111,791.32/154,283.34 = 64,051/x
3. Step 3: Cross multiply
   111,791.32x = 154,283.34 × 64,051
4. Step 4: Simplify right side
   111,791.32x = 9,882,002,210.34
5. Step 5: Solve for x
   x = 9,882,002,210.34/111,791.32
6. Step 6: Final answer
   x = 88,396.86