Finding the Fourth Proportional to 72,434.86, 99,965.64 and 45,600.37

Step by Step Solution

1. Step 1: Write the proportion equation
   72,434.86 : 99,965.64 = 45,600.37 : x
2. Step 2: Convert to fraction form
   72,434.86/99,965.64 = 45,600.37/x
3. Step 3: Cross multiply
   72,434.86x = 99,965.64 × 45,600.37
4. Step 4: Simplify right side
   72,434.86x = 4,558,470,092.37
5. Step 5: Solve for x
   x = 4,558,470,092.37/72,434.86
6. Step 6: Final answer
   x = 62,932.00