Finding the Fourth Proportional to 279,094.42, 418,610.50 and 76,706.04

Step by Step Solution

1. Step 1: Write the proportion equation
   279,094.42 : 418,610.50 = 76,706.04 : x
2. Step 2: Convert to fraction form
   279,094.42/418,610.50 = 76,706.04/x
3. Step 3: Cross multiply
   279,094.42x = 418,610.50 × 76,706.04
4. Step 4: Simplify right side
   279,094.42x = 32,109,953,757.42
5. Step 5: Solve for x
   x = 32,109,953,757.42/279,094.42
6. Step 6: Final answer
   x = 115,050.50