Finding the Fourth Proportional to 146,222.68, 219,341.82 and 46,390.86

Step by Step Solution

1. Step 1: Write the proportion equation
   146,222.68 : 219,341.82 = 46,390.86 : x
2. Step 2: Convert to fraction form
   146,222.68/219,341.82 = 46,390.86/x
3. Step 3: Cross multiply
   146,222.68x = 219,341.82 × 46,390.86
4. Step 4: Simplify right side
   146,222.68x = 10,175,455,663.77
5. Step 5: Solve for x
   x = 10,175,455,663.77/146,222.68
6. Step 6: Final answer
   x = 69,588.76