Finding the Fourth Proportional to 108,139.83, 149,233.29 and 60,394.98

Step by Step Solution

1. Step 1: Write the proportion equation
   108,139.83 : 149,233.29 = 60,394.98 : x
2. Step 2: Convert to fraction form
   108,139.83/149,233.29 = 60,394.98/x
3. Step 3: Cross multiply
   108,139.83x = 149,233.29 × 60,394.98
4. Step 4: Simplify right side
   108,139.83x = 9,012,941,564.88
5. Step 5: Solve for x
   x = 9,012,941,564.88/108,139.83
6. Step 6: Final answer
   x = 83,345.25