Finding the Fourth Proportional to 108,196.34, 149,308.18 and 60,449.99

Step by Step Solution

1. Step 1: Write the proportion equation
   108,196.34 : 149,308.18 = 60,449.99 : x
2. Step 2: Convert to fraction form
   108,196.34/149,308.18 = 60,449.99/x
3. Step 3: Cross multiply
   108,196.34x = 149,308.18 × 60,449.99
4. Step 4: Simplify right side
   108,196.34x = 9,025,677,090.25
5. Step 5: Solve for x
   x = 9,025,677,090.25/108,196.34
6. Step 6: Final answer
   x = 83,419.43