Finding the Fourth Proportional to 83,430.94, 115,142.96 and 47,626.34

Step by Step Solution

1. Step 1: Write the proportion equation
   83,430.94 : 115,142.96 = 47,626.34 : x
2. Step 2: Convert to fraction form
   83,430.94/115,142.96 = 47,626.34/x
3. Step 3: Cross multiply
   83,430.94x = 115,142.96 × 47,626.34
4. Step 4: Simplify right side
   83,430.94x = 5,483,836,947.72
5. Step 5: Solve for x
   x = 5,483,836,947.72/83,430.94
6. Step 6: Final answer
   x = 65,729.06