Finding the Fourth Proportional to 111,030.50, 153,224.52 and 60,729.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,030.50 : 153,224.52 = 60,729.50 : x
2. Step 2: Convert to fraction form
   111,030.50/153,224.52 = 60,729.50/x
3. Step 3: Cross multiply
   111,030.50x = 153,224.52 × 60,729.50
4. Step 4: Simplify right side
   111,030.50x = 9,305,248,487.34
5. Step 5: Solve for x
   x = 9,305,248,487.34/111,030.50
6. Step 6: Final answer
   x = 83,808.04