Finding the Fourth Proportional to 74,659, 103,034.28 and 49,513.36

Step by Step Solution

1. Step 1: Write the proportion equation
   74,659 : 103,034.28 = 49,513.36 : x
2. Step 2: Convert to fraction form
   74,659/103,034.28 = 49,513.36/x
3. Step 3: Cross multiply
   74,659x = 103,034.28 × 49,513.36
4. Step 4: Simplify right side
   74,659x = 5,101,573,397.98
5. Step 5: Solve for x
   x = 5,101,573,397.98/74,659
6. Step 6: Final answer
   x = 68,331.66