Finding the Fourth Proportional to 336,327.72, 504,477 and 83,602.86

Step by Step Solution

1. Step 1: Write the proportion equation
   336,327.72 : 504,477 = 83,602.86 : x
2. Step 2: Convert to fraction form
   336,327.72/504,477 = 83,602.86/x
3. Step 3: Cross multiply
   336,327.72x = 504,477 × 83,602.86
4. Step 4: Simplify right side
   336,327.72x = 42,175,720,004.22
5. Step 5: Solve for x
   x = 42,175,720,004.22/336,327.72
6. Step 6: Final answer
   x = 125,400.67