Finding the Fourth Proportional to 111,802.42, 154,289.73 and 61,501.42

Step by Step Solution

1. Step 1: Write the proportion equation
   111,802.42 : 154,289.73 = 61,501.42 : x
2. Step 2: Convert to fraction form
   111,802.42/154,289.73 = 61,501.42/x
3. Step 3: Cross multiply
   111,802.42x = 154,289.73 × 61,501.42
4. Step 4: Simplify right side
   111,802.42x = 9,489,037,486.42
5. Step 5: Solve for x
   x = 9,489,037,486.42/111,802.42
6. Step 6: Final answer
   x = 84,873.27