Finding the Fourth Proportional to 109,061.58, 150,504.81 and 61,315.02

Step by Step Solution

1. Step 1: Write the proportion equation
   109,061.58 : 150,504.81 = 61,315.02 : x
2. Step 2: Convert to fraction form
   109,061.58/150,504.81 = 61,315.02/x
3. Step 3: Cross multiply
   109,061.58x = 150,504.81 × 61,315.02
4. Step 4: Simplify right side
   109,061.58x = 9,228,205,435.25
5. Step 5: Solve for x
   x = 9,228,205,435.25/109,061.58
6. Step 6: Final answer
   x = 84,614.63