Finding the Fourth Proportional to 111,488.23, 153,852.95 and 60,499.68

Step by Step Solution

1. Step 1: Write the proportion equation
   111,488.23 : 153,852.95 = 60,499.68 : x
2. Step 2: Convert to fraction form
   111,488.23/153,852.95 = 60,499.68/x
3. Step 3: Cross multiply
   111,488.23x = 153,852.95 × 60,499.68
4. Step 4: Simplify right side
   111,488.23x = 9,308,054,242.06
5. Step 5: Solve for x
   x = 9,308,054,242.06/111,488.23
6. Step 6: Final answer
   x = 83,489.12