Finding the Fourth Proportional to 143,300.27, 214,622.58 and 68,473.01

Step by Step Solution

1. Step 1: Write the proportion equation
   143,300.27 : 214,622.58 = 68,473.01 : x
2. Step 2: Convert to fraction form
   143,300.27/214,622.58 = 68,473.01/x
3. Step 3: Cross multiply
   143,300.27x = 214,622.58 × 68,473.01
4. Step 4: Simplify right side
   143,300.27x = 14,695,854,066.57
5. Step 5: Solve for x
   x = 14,695,854,066.57/143,300.27
6. Step 6: Final answer
   x = 102,552.87