Finding the Fourth Proportional to 101,010.27, 139,389.96 and 55,068.91

Step by Step Solution

1. Step 1: Write the proportion equation
   101,010.27 : 139,389.96 = 55,068.91 : x
2. Step 2: Convert to fraction form
   101,010.27/139,389.96 = 55,068.91/x
3. Step 3: Cross multiply
   101,010.27x = 139,389.96 × 55,068.91
4. Step 4: Simplify right side
   101,010.27x = 7,676,053,804.25
5. Step 5: Solve for x
   x = 7,676,053,804.25/101,010.27
6. Step 6: Final answer
   x = 75,992.81