Finding the Fourth Proportional to 314,725.37, 472,499.60 and 186,875.10

Step by Step Solution

1. Step 1: Write the proportion equation
   314,725.37 : 472,499.60 = 186,875.10 : x
2. Step 2: Convert to fraction form
   314,725.37/472,499.60 = 186,875.10/x
3. Step 3: Cross multiply
   314,725.37x = 472,499.60 × 186,875.10
4. Step 4: Simplify right side
   314,725.37x = 88,298,409,065.58
5. Step 5: Solve for x
   x = 88,298,409,065.58/314,725.37
6. Step 6: Final answer
   x = 280,557.02