Finding the Fourth Proportional to 72,335.72, 108,670.34 and 69,346.41

Step by Step Solution

1. Step 1: Write the proportion equation
   72,335.72 : 108,670.34 = 69,346.41 : x
2. Step 2: Convert to fraction form
   72,335.72/108,670.34 = 69,346.41/x
3. Step 3: Cross multiply
   72,335.72x = 108,670.34 × 69,346.41
4. Step 4: Simplify right side
   72,335.72x = 7,535,897,605.75
5. Step 5: Solve for x
   x = 7,535,897,605.75/72,335.72
6. Step 6: Final answer
   x = 104,179.49