Finding the Fourth Proportional to 312,456.01, 468,684.72 and 112,917.34

Step by Step Solution

1. Step 1: Write the proportion equation
   312,456.01 : 468,684.72 = 112,917.34 : x
2. Step 2: Convert to fraction form
   312,456.01/468,684.72 = 112,917.34/x
3. Step 3: Cross multiply
   312,456.01x = 468,684.72 × 112,917.34
4. Step 4: Simplify right side
   312,456.01x = 52,922,631,881.04
5. Step 5: Solve for x
   x = 52,922,631,881.04/312,456.01
6. Step 6: Final answer
   x = 169,376.26