Finding the Fourth Proportional to 109,377.56, 150,924.62 and 61,629.89

Step by Step Solution

1. Step 1: Write the proportion equation
   109,377.56 : 150,924.62 = 61,629.89 : x
2. Step 2: Convert to fraction form
   109,377.56/150,924.62 = 61,629.89/x
3. Step 3: Cross multiply
   109,377.56x = 150,924.62 × 61,629.89
4. Step 4: Simplify right side
   109,377.56x = 9,301,467,128.34
5. Step 5: Solve for x
   x = 9,301,467,128.34/109,377.56
6. Step 6: Final answer
   x = 85,039.99