Finding the Fourth Proportional to 77,962.05, 116,743.82 and 42,863.13

Step by Step Solution

1. Step 1: Write the proportion equation
   77,962.05 : 116,743.82 = 42,863.13 : x
2. Step 2: Convert to fraction form
   77,962.05/116,743.82 = 42,863.13/x
3. Step 3: Cross multiply
   77,962.05x = 116,743.82 × 42,863.13
4. Step 4: Simplify right side
   77,962.05x = 5,004,005,319.04
5. Step 5: Solve for x
   x = 5,004,005,319.04/77,962.05
6. Step 6: Final answer
   x = 64,185.14