Finding the Fourth Proportional to 109,089.25, 150,544.06 and 61,342.18

Step by Step Solution

1. Step 1: Write the proportion equation
   109,089.25 : 150,544.06 = 61,342.18 : x
2. Step 2: Convert to fraction form
   109,089.25/150,544.06 = 61,342.18/x
3. Step 3: Cross multiply
   109,089.25x = 150,544.06 × 61,342.18
4. Step 4: Simplify right side
   109,089.25x = 9,234,699,767.02
5. Step 5: Solve for x
   x = 9,234,699,767.02/109,089.25
6. Step 6: Final answer
   x = 84,652.71