Finding the Fourth Proportional to 92,756.52, 127,919.51 and 78,446.37

Step by Step Solution

1. Step 1: Write the proportion equation
   92,756.52 : 127,919.51 = 78,446.37 : x
2. Step 2: Convert to fraction form
   92,756.52/127,919.51 = 78,446.37/x
3. Step 3: Cross multiply
   92,756.52x = 127,919.51 × 78,446.37
4. Step 4: Simplify right side
   92,756.52x = 10,034,820,636.61
5. Step 5: Solve for x
   x = 10,034,820,636.61/92,756.52
6. Step 6: Final answer
   x = 108,184.53