Finding the Fourth Proportional to 72,796.55, 100,460.23 and 42,599.54

Step by Step Solution

1. Step 1: Write the proportion equation
   72,796.55 : 100,460.23 = 42,599.54 : x
2. Step 2: Convert to fraction form
   72,796.55/100,460.23 = 42,599.54/x
3. Step 3: Cross multiply
   72,796.55x = 100,460.23 × 42,599.54
4. Step 4: Simplify right side
   72,796.55x = 4,279,559,730.95
5. Step 5: Solve for x
   x = 4,279,559,730.95/72,796.55
6. Step 6: Final answer
   x = 58,787.95