Finding the Fourth Proportional to 91,810.02, 137,585.73 and 73,006.59

Step by Step Solution

1. Step 1: Write the proportion equation
   91,810.02 : 137,585.73 = 73,006.59 : x
2. Step 2: Convert to fraction form
   91,810.02/137,585.73 = 73,006.59/x
3. Step 3: Cross multiply
   91,810.02x = 137,585.73 × 73,006.59
4. Step 4: Simplify right side
   91,810.02x = 10,044,664,979.96
5. Step 5: Solve for x
   x = 10,044,664,979.96/91,810.02
6. Step 6: Final answer
   x = 109,407.07