Finding the Fourth Proportional to 142,796.35, 214,196.34 and 54,026.02

Step by Step Solution

1. Step 1: Write the proportion equation
   142,796.35 : 214,196.34 = 54,026.02 : x
2. Step 2: Convert to fraction form
   142,796.35/214,196.34 = 54,026.02/x
3. Step 3: Cross multiply
   142,796.35x = 214,196.34 × 54,026.02
4. Step 4: Simplify right side
   142,796.35x = 11,572,174,677.79
5. Step 5: Solve for x
   x = 11,572,174,677.79/142,796.35
6. Step 6: Final answer
   x = 81,039.71