Finding the Fourth Proportional to 67,877.46, 101,775.27 and 30,430.76

Step by Step Solution

1. Step 1: Write the proportion equation
   67,877.46 : 101,775.27 = 30,430.76 : x
2. Step 2: Convert to fraction form
   67,877.46/101,775.27 = 30,430.76/x
3. Step 3: Cross multiply
   67,877.46x = 101,775.27 × 30,430.76
4. Step 4: Simplify right side
   67,877.46x = 3,097,098,815.31
5. Step 5: Solve for x
   x = 3,097,098,815.31/67,877.46
6. Step 6: Final answer
   x = 45,627.79