Finding the Fourth Proportional to 67,780.72, 101,717.98 and 23,407.86

Step by Step Solution

1. Step 1: Write the proportion equation
   67,780.72 : 101,717.98 = 23,407.86 : x
2. Step 2: Convert to fraction form
   67,780.72/101,717.98 = 23,407.86/x
3. Step 3: Cross multiply
   67,780.72x = 101,717.98 × 23,407.86
4. Step 4: Simplify right side
   67,780.72x = 2,381,000,235.32
5. Step 5: Solve for x
   x = 2,381,000,235.32/67,780.72
6. Step 6: Final answer
   x = 35,127.99