Finding the Fourth Proportional to 72,442.86, 99,927.96 and 53,051.46

Step by Step Solution

1. Step 1: Write the proportion equation
   72,442.86 : 99,927.96 = 53,051.46 : x
2. Step 2: Convert to fraction form
   72,442.86/99,927.96 = 53,051.46/x
3. Step 3: Cross multiply
   72,442.86x = 99,927.96 × 53,051.46
4. Step 4: Simplify right side
   72,442.86x = 5,301,324,172.82
5. Step 5: Solve for x
   x = 5,301,324,172.82/72,442.86
6. Step 6: Final answer
   x = 73,179.39