Finding the Fourth Proportional to 312,595.83, 468,894.89 and 75,938.50

Step by Step Solution

1. Step 1: Write the proportion equation
   312,595.83 : 468,894.89 = 75,938.50 : x
2. Step 2: Convert to fraction form
   312,595.83/468,894.89 = 75,938.50/x
3. Step 3: Cross multiply
   312,595.83x = 468,894.89 × 75,938.50
4. Step 4: Simplify right side
   312,595.83x = 35,607,175,380.23
5. Step 5: Solve for x
   x = 35,607,175,380.23/312,595.83
6. Step 6: Final answer
   x = 113,908.03