Finding the Fourth Proportional to 70,256.69, 105,373.50 and 30,264.83

Step by Step Solution

1. Step 1: Write the proportion equation
   70,256.69 : 105,373.50 = 30,264.83 : x
2. Step 2: Convert to fraction form
   70,256.69/105,373.50 = 30,264.83/x
3. Step 3: Cross multiply
   70,256.69x = 105,373.50 × 30,264.83
4. Step 4: Simplify right side
   70,256.69x = 3,189,110,385.81
5. Step 5: Solve for x
   x = 3,189,110,385.81/70,256.69
6. Step 6: Final answer
   x = 45,392.27