Finding the Fourth Proportional to 101,016, 139,406.40 and 56,304

Step by Step Solution

1. Step 1: Write the proportion equation
   101,016 : 139,406.40 = 56,304 : x
2. Step 2: Convert to fraction form
   101,016/139,406.40 = 56,304/x
3. Step 3: Cross multiply
   101,016x = 139,406.40 × 56,304
4. Step 4: Simplify right side
   101,016x = 7,849,137,945.60
5. Step 5: Solve for x
   x = 7,849,137,945.60/101,016
6. Step 6: Final answer
   x = 77,701.93