Finding the Fourth Proportional to 101,046, 139,440.42 and 55,723.92

Step by Step Solution

1. Step 1: Write the proportion equation
   101,046 : 139,440.42 = 55,723.92 : x
2. Step 2: Convert to fraction form
   101,046/139,440.42 = 55,723.92/x
3. Step 3: Cross multiply
   101,046x = 139,440.42 × 55,723.92
4. Step 4: Simplify right side
   101,046x = 7,770,166,808.85
5. Step 5: Solve for x
   x = 7,770,166,808.85/101,046
6. Step 6: Final answer
   x = 76,897.32