Finding the Fourth Proportional to 83,856.04, 115,724.58 and 46,131.88

Step by Step Solution

1. Step 1: Write the proportion equation
   83,856.04 : 115,724.58 = 46,131.88 : x
2. Step 2: Convert to fraction form
   83,856.04/115,724.58 = 46,131.88/x
3. Step 3: Cross multiply
   83,856.04x = 115,724.58 × 46,131.88
4. Step 4: Simplify right side
   83,856.04x = 5,338,592,437.61
5. Step 5: Solve for x
   x = 5,338,592,437.61/83,856.04
6. Step 6: Final answer
   x = 63,663.78