Finding the Fourth Proportional to 84,656.72, 116,820.96 and 46,928

Step by Step Solution

1. Step 1: Write the proportion equation
   84,656.72 : 116,820.96 = 46,928 : x
2. Step 2: Convert to fraction form
   84,656.72/116,820.96 = 46,928/x
3. Step 3: Cross multiply
   84,656.72x = 116,820.96 × 46,928
4. Step 4: Simplify right side
   84,656.72x = 5,482,174,010.88
5. Step 5: Solve for x
   x = 5,482,174,010.88/84,656.72
6. Step 6: Final answer
   x = 64,757.69