Finding the Fourth Proportional to 387,755.83, 535,179.83 and 251,598.67

Step by Step Solution

1. Step 1: Write the proportion equation
   387,755.83 : 535,179.83 = 251,598.67 : x
2. Step 2: Convert to fraction form
   387,755.83/535,179.83 = 251,598.67/x
3. Step 3: Cross multiply
   387,755.83x = 535,179.83 × 251,598.67
4. Step 4: Simplify right side
   387,755.83x = 134,650,533,438.83
5. Step 5: Solve for x
   x = 134,650,533,438.83/387,755.83
6. Step 6: Final answer
   x = 347,255.99