Finding the Fourth Proportional to 72,987.82, 109,472.31 and 23,072.99

Step by Step Solution

1. Step 1: Write the proportion equation
   72,987.82 : 109,472.31 = 23,072.99 : x
2. Step 2: Convert to fraction form
   72,987.82/109,472.31 = 23,072.99/x
3. Step 3: Cross multiply
   72,987.82x = 109,472.31 × 23,072.99
4. Step 4: Simplify right side
   72,987.82x = 2,525,852,966.55
5. Step 5: Solve for x
   x = 2,525,852,966.55/72,987.82
6. Step 6: Final answer
   x = 34,606.50