Finding the Fourth Proportional to 111,473.48, 153,905.50 and 69,077

Step by Step Solution

1. Step 1: Write the proportion equation
   111,473.48 : 153,905.50 = 69,077 : x
2. Step 2: Convert to fraction form
   111,473.48/153,905.50 = 69,077/x
3. Step 3: Cross multiply
   111,473.48x = 153,905.50 × 69,077
4. Step 4: Simplify right side
   111,473.48x = 10,631,330,223.50
5. Step 5: Solve for x
   x = 10,631,330,223.50/111,473.48
6. Step 6: Final answer
   x = 95,370.94