Finding the Fourth Proportional to 108,554.86, 149,803.94 and 60,808.06

Step by Step Solution

1. Step 1: Write the proportion equation
   108,554.86 : 149,803.94 = 60,808.06 : x
2. Step 2: Convert to fraction form
   108,554.86/149,803.94 = 60,808.06/x
3. Step 3: Cross multiply
   108,554.86x = 149,803.94 × 60,808.06
4. Step 4: Simplify right side
   108,554.86x = 9,109,286,971.76
5. Step 5: Solve for x
   x = 9,109,286,971.76/108,554.86
6. Step 6: Final answer
   x = 83,914.13