Finding the Fourth Proportional to 109,049.82, 150,484.80 and 61,307.61

Step by Step Solution

1. Step 1: Write the proportion equation
   109,049.82 : 150,484.80 = 61,307.61 : x
2. Step 2: Convert to fraction form
   109,049.82/150,484.80 = 61,307.61/x
3. Step 3: Cross multiply
   109,049.82x = 150,484.80 × 61,307.61
4. Step 4: Simplify right side
   109,049.82x = 9,225,863,429.33
5. Step 5: Solve for x
   x = 9,225,863,429.33/109,049.82
6. Step 6: Final answer
   x = 84,602.28