Finding the Fourth Proportional to 108,322.10, 149,498.42 and 60,578.13

Step by Step Solution

1. Step 1: Write the proportion equation
   108,322.10 : 149,498.42 = 60,578.13 : x
2. Step 2: Convert to fraction form
   108,322.10/149,498.42 = 60,578.13/x
3. Step 3: Cross multiply
   108,322.10x = 149,498.42 × 60,578.13
4. Step 4: Simplify right side
   108,322.10x = 9,056,334,418.66
5. Step 5: Solve for x
   x = 9,056,334,418.66/108,322.10
6. Step 6: Final answer
   x = 83,605.61