Finding the Fourth Proportional to 56,938.68, 78,585.72 and 33,970.02

Step by Step Solution

1. Step 1: Write the proportion equation
   56,938.68 : 78,585.72 = 33,970.02 : x
2. Step 2: Convert to fraction form
   56,938.68/78,585.72 = 33,970.02/x
3. Step 3: Cross multiply
   56,938.68x = 78,585.72 × 33,970.02
4. Step 4: Simplify right side
   56,938.68x = 2,669,558,480.11
5. Step 5: Solve for x
   x = 2,669,558,480.11/56,938.68
6. Step 6: Final answer
   x = 46,884.80