Finding the Fourth Proportional to 144,897.48, 217,363.86 and 45,063

Step by Step Solution

1. Step 1: Write the proportion equation
   144,897.48 : 217,363.86 = 45,063 : x
2. Step 2: Convert to fraction form
   144,897.48/217,363.86 = 45,063/x
3. Step 3: Cross multiply
   144,897.48x = 217,363.86 × 45,063
4. Step 4: Simplify right side
   144,897.48x = 9,795,067,623.18
5. Step 5: Solve for x
   x = 9,795,067,623.18/144,897.48
6. Step 6: Final answer
   x = 67,599.99