Finding the Fourth Proportional to 72,935.51, 100,513.59 and 52,758.17

Step by Step Solution

1. Step 1: Write the proportion equation
   72,935.51 : 100,513.59 = 52,758.17 : x
2. Step 2: Convert to fraction form
   72,935.51/100,513.59 = 52,758.17/x
3. Step 3: Cross multiply
   72,935.51x = 100,513.59 × 52,758.17
4. Step 4: Simplify right side
   72,935.51x = 5,302,912,565.96
5. Step 5: Solve for x
   x = 5,302,912,565.96/72,935.51
6. Step 6: Final answer
   x = 72,706.87