Finding the Fourth Proportional to 72,986.95, 109,471.01 and 23,072.10

Step by Step Solution

1. Step 1: Write the proportion equation
   72,986.95 : 109,471.01 = 23,072.10 : x
2. Step 2: Convert to fraction form
   72,986.95/109,471.01 = 23,072.10/x
3. Step 3: Cross multiply
   72,986.95x = 109,471.01 × 23,072.10
4. Step 4: Simplify right side
   72,986.95x = 2,525,726,089.82
5. Step 5: Solve for x
   x = 2,525,726,089.82/72,986.95
6. Step 6: Final answer
   x = 34,605.17