Finding the Fourth Proportional to 155,426.50, 233,139.73 and 43,106.72

Step by Step Solution

1. Step 1: Write the proportion equation
   155,426.50 : 233,139.73 = 43,106.72 : x
2. Step 2: Convert to fraction form
   155,426.50/233,139.73 = 43,106.72/x
3. Step 3: Cross multiply
   155,426.50x = 233,139.73 × 43,106.72
4. Step 4: Simplify right side
   155,426.50x = 10,049,887,788.52
5. Step 5: Solve for x
   x = 10,049,887,788.52/155,426.50
6. Step 6: Final answer
   x = 64,660.07