Finding the Fourth Proportional to 112,393, 155,103.78 and 62,096.68

Step by Step Solution

1. Step 1: Write the proportion equation
   112,393 : 155,103.78 = 62,096.68 : x
2. Step 2: Convert to fraction form
   112,393/155,103.78 = 62,096.68/x
3. Step 3: Cross multiply
   112,393x = 155,103.78 × 62,096.68
4. Step 4: Simplify right side
   112,393x = 9,631,429,793.45
5. Step 5: Solve for x
   x = 9,631,429,793.45/112,393
6. Step 6: Final answer
   x = 85,694.21