Finding the Fourth Proportional to 111,742.02, 154,191.06 and 63,992.52

Step by Step Solution

1. Step 1: Write the proportion equation
   111,742.02 : 154,191.06 = 63,992.52 : x
2. Step 2: Convert to fraction form
   111,742.02/154,191.06 = 63,992.52/x
3. Step 3: Cross multiply
   111,742.02x = 154,191.06 × 63,992.52
4. Step 4: Simplify right side
   111,742.02x = 9,867,074,490.87
5. Step 5: Solve for x
   x = 9,867,074,490.87/111,742.02
6. Step 6: Final answer
   x = 88,302.27