Finding the Fourth Proportional to 104,053.59, 143,594.01 and 72,240.93

Step by Step Solution

1. Step 1: Write the proportion equation
   104,053.59 : 143,594.01 = 72,240.93 : x
2. Step 2: Convert to fraction form
   104,053.59/143,594.01 = 72,240.93/x
3. Step 3: Cross multiply
   104,053.59x = 143,594.01 × 72,240.93
4. Step 4: Simplify right side
   104,053.59x = 10,373,364,824.83
5. Step 5: Solve for x
   x = 10,373,364,824.83/104,053.59
6. Step 6: Final answer
   x = 99,692.52