Finding the Fourth Proportional to 46,758.06, 64,596.69 and 30,663.78

Step by Step Solution

1. Step 1: Write the proportion equation
   46,758.06 : 64,596.69 = 30,663.78 : x
2. Step 2: Convert to fraction form
   46,758.06/64,596.69 = 30,663.78/x
3. Step 3: Cross multiply
   46,758.06x = 64,596.69 × 30,663.78
4. Step 4: Simplify right side
   46,758.06x = 1,980,778,690.89
5. Step 5: Solve for x
   x = 1,980,778,690.89/46,758.06
6. Step 6: Final answer
   x = 42,362.29