Finding the Fourth Proportional to 81,830.18, 112,926.32 and 46,019.87

Step by Step Solution

1. Step 1: Write the proportion equation
   81,830.18 : 112,926.32 = 46,019.87 : x
2. Step 2: Convert to fraction form
   81,830.18/112,926.32 = 46,019.87/x
3. Step 3: Cross multiply
   81,830.18x = 112,926.32 × 46,019.87
4. Step 4: Simplify right side
   81,830.18x = 5,196,853,771.25
5. Step 5: Solve for x
   x = 5,196,853,771.25/81,830.18
6. Step 6: Final answer
   x = 63,507.79