Finding the Fourth Proportional to 84,156.16, 116,136.12 and 46,431.76

Step by Step Solution

1. Step 1: Write the proportion equation
   84,156.16 : 116,136.12 = 46,431.76 : x
2. Step 2: Convert to fraction form
   84,156.16/116,136.12 = 46,431.76/x
3. Step 3: Cross multiply
   84,156.16x = 116,136.12 × 46,431.76
4. Step 4: Simplify right side
   84,156.16x = 5,392,404,451.17
5. Step 5: Solve for x
   x = 5,392,404,451.17/84,156.16
6. Step 6: Final answer
   x = 64,076.17