Finding the Fourth Proportional to 101,148,420.72, 139,584,764.49 and 57,095,800.01

Step by Step Solution

1. Step 1: Write the proportion equation
   101,148,420.72 : 139,584,764.49 = 57,095,800.01 : x
2. Step 2: Convert to fraction form
   101,148,420.72/139,584,764.49 = 57,095,800.01/x
3. Step 3: Cross multiply
   101,148,420.72x = 139,584,764.49 × 57,095,800.01
4. Step 4: Simplify right side
   101,148,420.72x = 7,969,703,797,066,067
5. Step 5: Solve for x
   x = 7,969,703,797,066,067/101,148,420.72
6. Step 6: Final answer
   x = 78,792,172.34