Finding the Fourth Proportional to 155,491.34, 233,238.32 and 43,180.31

Step by Step Solution

1. Step 1: Write the proportion equation
   155,491.34 : 233,238.32 = 43,180.31 : x
2. Step 2: Convert to fraction form
   155,491.34/233,238.32 = 43,180.31/x
3. Step 3: Cross multiply
   155,491.34x = 233,238.32 × 43,180.31
4. Step 4: Simplify right side
   155,491.34x = 10,071,301,579.39
5. Step 5: Solve for x
   x = 10,071,301,579.39/155,491.34
6. Step 6: Final answer
   x = 64,770.82