Finding the Fourth Proportional to 73,089.38, 109,588.96 and 28,696.01

Step by Step Solution

1. Step 1: Write the proportion equation
   73,089.38 : 109,588.96 = 28,696.01 : x
2. Step 2: Convert to fraction form
   73,089.38/109,588.96 = 28,696.01/x
3. Step 3: Cross multiply
   73,089.38x = 109,588.96 × 28,696.01
4. Step 4: Simplify right side
   73,089.38x = 3,144,766,094.28
5. Step 5: Solve for x
   x = 3,144,766,094.28/73,089.38
6. Step 6: Final answer
   x = 43,026.31