Finding the Fourth Proportional to 47,100.89, 64,961.61 and 30,984.74

Step by Step Solution

1. Step 1: Write the proportion equation
   47,100.89 : 64,961.61 = 30,984.74 : x
2. Step 2: Convert to fraction form
   47,100.89/64,961.61 = 30,984.74/x
3. Step 3: Cross multiply
   47,100.89x = 64,961.61 × 30,984.74
4. Step 4: Simplify right side
   47,100.89x = 2,012,818,271.02
5. Step 5: Solve for x
   x = 2,012,818,271.02/47,100.89
6. Step 6: Final answer
   x = 42,734.19