Finding the Fourth Proportional to 77,851.82, 107,435.51 and 42,041.83

Step by Step Solution

1. Step 1: Write the proportion equation
   77,851.82 : 107,435.51 = 42,041.83 : x
2. Step 2: Convert to fraction form
   77,851.82/107,435.51 = 42,041.83/x
3. Step 3: Cross multiply
   77,851.82x = 107,435.51 × 42,041.83
4. Step 4: Simplify right side
   77,851.82x = 4,516,785,660.51
5. Step 5: Solve for x
   x = 4,516,785,660.51/77,851.82
6. Step 6: Final answer
   x = 58,017.73