Finding the Fourth Proportional to 901,981.98, 1,244,755.22 and 514,789.63

Step by Step Solution

1. Step 1: Write the proportion equation
   901,981.98 : 1,244,755.22 = 514,789.63 : x
2. Step 2: Convert to fraction form
   901,981.98/1,244,755.22 = 514,789.63/x
3. Step 3: Cross multiply
   901,981.98x = 1,244,755.22 × 514,789.63
4. Step 4: Simplify right side
   901,981.98x = 640,787,073,458.53
5. Step 5: Solve for x
   x = 640,787,073,458.53/901,981.98
6. Step 6: Final answer
   x = 710,421.15