Finding the Fourth Proportional to 230,341.31, 317,881.83 and 134,878.76

Step by Step Solution

1. Step 1: Write the proportion equation
   230,341.31 : 317,881.83 = 134,878.76 : x
2. Step 2: Convert to fraction form
   230,341.31/317,881.83 = 134,878.76/x
3. Step 3: Cross multiply
   230,341.31x = 317,881.83 × 134,878.76
4. Step 4: Simplify right side
   230,341.31x = 42,875,507,056.93
5. Step 5: Solve for x
   x = 42,875,507,056.93/230,341.31
6. Step 6: Final answer
   x = 186,139.03