Finding the Fourth Proportional to 101,123.83, 139,578.64 and 58,696.03

Step by Step Solution

1. Step 1: Write the proportion equation
   101,123.83 : 139,578.64 = 58,696.03 : x
2. Step 2: Convert to fraction form
   101,123.83/139,578.64 = 58,696.03/x
3. Step 3: Cross multiply
   101,123.83x = 139,578.64 × 58,696.03
4. Step 4: Simplify right side
   101,123.83x = 8,192,712,398.70
5. Step 5: Solve for x
   x = 8,192,712,398.70/101,123.83
6. Step 6: Final answer
   x = 81,016.63