Finding the Fourth Proportional to 91,805.53, 137,579.04 and 73,002.04

Step by Step Solution

1. Step 1: Write the proportion equation
   91,805.53 : 137,579.04 = 73,002.04 : x
2. Step 2: Convert to fraction form
   91,805.53/137,579.04 = 73,002.04/x
3. Step 3: Cross multiply
   91,805.53x = 137,579.04 × 73,002.04
4. Step 4: Simplify right side
   91,805.53x = 10,043,550,237.29
5. Step 5: Solve for x
   x = 10,043,550,237.29/91,805.53
6. Step 6: Final answer
   x = 109,400.28