Finding the Fourth Proportional to 111,116.01, 153,343.76 and 60,815.01

Step by Step Solution

1. Step 1: Write the proportion equation
   111,116.01 : 153,343.76 = 60,815.01 : x
2. Step 2: Convert to fraction form
   111,116.01/153,343.76 = 60,815.01/x
3. Step 3: Cross multiply
   111,116.01x = 153,343.76 × 60,815.01
4. Step 4: Simplify right side
   111,116.01x = 9,325,601,993.76
5. Step 5: Solve for x
   x = 9,325,601,993.76/111,116.01
6. Step 6: Final answer
   x = 83,926.72