Finding the Fourth Proportional to 478,018.27, 716,502.52 and 162,237.34

Step by Step Solution

1. Step 1: Write the proportion equation
   478,018.27 : 716,502.52 = 162,237.34 : x
2. Step 2: Convert to fraction form
   478,018.27/716,502.52 = 162,237.34/x
3. Step 3: Cross multiply
   478,018.27x = 716,502.52 × 162,237.34
4. Step 4: Simplify right side
   478,018.27x = 116,243,462,948.10
5. Step 5: Solve for x
   x = 116,243,462,948.10/478,018.27
6. Step 6: Final answer
   x = 243,177.87