Finding the Fourth Proportional to 67,656.78, 93,386.61 and 43,785.06

Step by Step Solution

1. Step 1: Write the proportion equation
   67,656.78 : 93,386.61 = 43,785.06 : x
2. Step 2: Convert to fraction form
   67,656.78/93,386.61 = 43,785.06/x
3. Step 3: Cross multiply
   67,656.78x = 93,386.61 × 43,785.06
4. Step 4: Simplify right side
   67,656.78x = 4,088,938,322.05
5. Step 5: Solve for x
   x = 4,088,938,322.05/67,656.78
6. Step 6: Final answer
   x = 60,436.49