Finding the Fourth Proportional to 109,355.83, 150,914.21 and 64,029.56

Step by Step Solution

1. Step 1: Write the proportion equation
   109,355.83 : 150,914.21 = 64,029.56 : x
2. Step 2: Convert to fraction form
   109,355.83/150,914.21 = 64,029.56/x
3. Step 3: Cross multiply
   109,355.83x = 150,914.21 × 64,029.56
4. Step 4: Simplify right side
   109,355.83x = 9,662,969,389.33
5. Step 5: Solve for x
   x = 9,662,969,389.33/109,355.83
6. Step 6: Final answer
   x = 88,362.64