Finding the Fourth Proportional to 70,562.52, 105,814.58 and 30,018.84

Step by Step Solution

1. Step 1: Write the proportion equation
   70,562.52 : 105,814.58 = 30,018.84 : x
2. Step 2: Convert to fraction form
   70,562.52/105,814.58 = 30,018.84/x
3. Step 3: Cross multiply
   70,562.52x = 105,814.58 × 30,018.84
4. Step 4: Simplify right side
   70,562.52x = 3,176,430,946.69
5. Step 5: Solve for x
   x = 3,176,430,946.69/70,562.52
6. Step 6: Final answer
   x = 45,015.84