Finding the Fourth Proportional to 101,053.62, 139,452.56 and 58,619.34

Step by Step Solution

1. Step 1: Write the proportion equation
   101,053.62 : 139,452.56 = 58,619.34 : x
2. Step 2: Convert to fraction form
   101,053.62/139,452.56 = 58,619.34/x
3. Step 3: Cross multiply
   101,053.62x = 139,452.56 × 58,619.34
4. Step 4: Simplify right side
   101,053.62x = 8,174,617,028.51
5. Step 5: Solve for x
   x = 8,174,617,028.51/101,053.62
6. Step 6: Final answer
   x = 80,893.86