Finding the Fourth Proportional to 143,597.84, 215,440.72 and 73,526.72

Step by Step Solution

1. Step 1: Write the proportion equation
   143,597.84 : 215,440.72 = 73,526.72 : x
2. Step 2: Convert to fraction form
   143,597.84/215,440.72 = 73,526.72/x
3. Step 3: Cross multiply
   143,597.84x = 215,440.72 × 73,526.72
4. Step 4: Simplify right side
   143,597.84x = 15,840,649,496.04
5. Step 5: Solve for x
   x = 15,840,649,496.04/143,597.84
6. Step 6: Final answer
   x = 110,312.59