Finding the Fourth Proportional to 156,225, 234,377.46 and 45,417

Step by Step Solution

1. Step 1: Write the proportion equation
   156,225 : 234,377.46 = 45,417 : x
2. Step 2: Convert to fraction form
   156,225/234,377.46 = 45,417/x
3. Step 3: Cross multiply
   156,225x = 234,377.46 × 45,417
4. Step 4: Simplify right side
   156,225x = 10,644,721,100.82
5. Step 5: Solve for x
   x = 10,644,721,100.82/156,225
6. Step 6: Final answer
   x = 68,137.12