Finding the Fourth Proportional to 78,606, 108,475.62 and 42,795.92

Step by Step Solution

1. Step 1: Write the proportion equation
   78,606 : 108,475.62 = 42,795.92 : x
2. Step 2: Convert to fraction form
   78,606/108,475.62 = 42,795.92/x
3. Step 3: Cross multiply
   78,606x = 108,475.62 × 42,795.92
4. Step 4: Simplify right side
   78,606x = 4,642,313,955.47
5. Step 5: Solve for x
   x = 4,642,313,955.47/78,606
6. Step 6: Final answer
   x = 59,058.01