Finding the Fourth Proportional to 76,150.34, 105,084.08 and 42,156.44

Step by Step Solution

1. Step 1: Write the proportion equation
   76,150.34 : 105,084.08 = 42,156.44 : x
2. Step 2: Convert to fraction form
   76,150.34/105,084.08 = 42,156.44/x
3. Step 3: Cross multiply
   76,150.34x = 105,084.08 × 42,156.44
4. Step 4: Simplify right side
   76,150.34x = 4,429,970,713.48
5. Step 5: Solve for x
   x = 4,429,970,713.48/76,150.34
6. Step 6: Final answer
   x = 58,174.01