Finding the Fourth Proportional to 455,061.52, 682,341.72 and 174,607.12

Step by Step Solution

1. Step 1: Write the proportion equation
   455,061.52 : 682,341.72 = 174,607.12 : x
2. Step 2: Convert to fraction form
   455,061.52/682,341.72 = 174,607.12/x
3. Step 3: Cross multiply
   455,061.52x = 682,341.72 × 174,607.12
4. Step 4: Simplify right side
   455,061.52x = 119,141,722,585.05
5. Step 5: Solve for x
   x = 119,141,722,585.05/455,061.52
6. Step 6: Final answer
   x = 261,814.54