Finding the Fourth Proportional to 101,055, 139,454.01 and 55,737.21

Step by Step Solution

1. Step 1: Write the proportion equation
   101,055 : 139,454.01 = 55,737.21 : x
2. Step 2: Convert to fraction form
   101,055/139,454.01 = 55,737.21/x
3. Step 3: Cross multiply
   101,055x = 139,454.01 × 55,737.21
4. Step 4: Simplify right side
   101,055x = 7,772,777,440.71
5. Step 5: Solve for x
   x = 7,772,777,440.71/101,055
6. Step 6: Final answer
   x = 76,916.31